Release 4B 5

This page is part of the FHIR Specification (v4.3.0: R4B (v5.0.0: R5 - STU ). The This is the current published version which supercedes in it's permanent home (it will always be available at this version is 5.0.0 . URL). For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R5 R4B R4 R3

Datarequirement.profile.xml

Example StructureDefinition/DataRequirement (XML)

Modeling and Methodology Work Group Maturity Level : N/A Standards Status : Informative

Raw XML ( canonical form + also see XML Format Specification )

StructureDefinition for DataRequirement

<?xml version="1.0" encoding="UTF-8"?>


  
  
    
    
      
        
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            DataRequirement : Describes a required data item for evaluation in terms of the type of
             data, and optional code or date-based filters of the data.
          
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            padding-left: 3px; padding-right: 3px; border: 1px grey solid; font-weight: bold; color:
             black; background-color: #fff5e6
          
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          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4pxDescribes a required data item
            Elements defined in Ancestors: 
            Unique id for the element within a resource (for internal references). This may be any
             string value that does not contain spaces., 
            May be used to represent additional information that is not part of the basic definition
             of the element. To make the use of extensions safe and manageable, there is a strict set
             of governance  applied to the definition and use of extensions. Though any implementer
             can define an extension, there is a set of requirements that SHALL be met as part of the
             definition of the extension.
          
        

        
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            DataRequirement.type : The type of the required data, specified as the type name of a
             resource. For profiles, this value is set to the type of the base resource of the profile.
          
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           solid; padding:0px 4px 0px 4pxThe type of the required data
            
            A list of all the concrete types defined in this version of the FHIR specification - Abstract
             Types, Data Types and Resource Types. (
            )
          
        

        
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            DataRequirement.profile : The profile of the required data, specified as the uri of the
             profile definition.
          
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            (
            )
          
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           padding:0px 4px 0px 4pxThe profile of the required data
            
          
        

        
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            DataRequirement.subject[x] : The intended subjects of the data requirement. If this element
             is not provided, a Patient subject is assumed.
          
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           solid; padding:0px 4px 0px 4pxE.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device
            
            The possible types of subjects for a data requirement (E.g., Patient, Practitioner, Organization,
             Location, etc.). (
            To be conformant, the concept in this element SHALL be from the specified value set if
             any of the codes within the value set can apply to the concept being communicated.  If
             the value set does not cover the concept (based on human review), alternate codings (or,
             data type allowing, text) may be included instead.)
          
        

        
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            A concept that may be defined by a formal reference to a terminology or ontology or may
             be provided by text.
          
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            (
            )
          
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            DataRequirement.mustSupport : Indicates that specific elements of the type are referenced
             by the knowledge module and must be supported by the consumer in order to obtain an effective
             evaluation. This does not mean that a value is required for this element, only that the
             consuming system must understand the element and be able to provide values for it if they
             are available. 

The value of mustSupport SHALL be a FHIRPath resolveable on the type of the DataRequirement.
             The path SHALL consist only of identifiers, constant indexers, and .resolve() (see the
             [Simple FHIRPath Profile](fhirpath.html#simple) for full details).
          
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          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4pxIndicates specific structure elements that are referenced by the knowledge module
            
          
        

        
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           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVB
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            exg8Shl1ckRUQVaMVkQ2kCstKCEAOw== 
            DataRequirement.codeFilter : Code filters specify additional constraints on the data,
             specifying the value set of interest for a particular element of the data. Each code filter
             defines an additional constraint on the data, i.e. code filters are AND'ed, not OR'ed.
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
            
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4pxWhat codes are expected
            
            
            
          
        

        
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           padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVBORw0KGg
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            DataRequirement.codeFilter.path : The code-valued attribute of the filter. The specified
             path SHALL be a FHIRPath resolveable on the specified type of the DataRequirement, and
             SHALL consist only of identifiers, constant indexers, and .resolve(). The path is allowed
             to contain qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse
             multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple)
             for full details). Note that the index must be an integer constant. The path must resolve
             to an element of type code, Coding, or CodeableConcept.
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
        

        
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           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVB
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          5QQAAOCZBkurQFbnaRSlAAAAAElFTkSuQmCC)
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            dCABMPwMo2ctnoQAAAABJRU5ErkJggg==
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            RgwAAAABJRU5ErkJggg== 
            DataRequirement.codeFilter.searchParam : A token parameter that refers to a search parameter
             defined on the specified type of the DataRequirement, and which searches on elements of
             type code, Coding, or CodeableConcept.
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
        

        
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVBORw0KGg
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            lQpU3uPjAwhX2CCcGsgOAAAAAElFTkSuQmCC 
            DataRequirement.codeFilter.valueSet : The valueset for the code filter. The valueSet and
             code elements are additive. If valueSet is specified, the filter will return only those
             data items for which the value of the code-valued element specified in the path is a member
             of the specified valueset.
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            (
            )
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
        

        
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVB
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            dCABMPwMo2ctnoQAAAABJRU5ErkJggg==
            data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3
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            DataRequirement.codeFilter.code : The codes for the code filter. If values are given,
             the filter will return only those data items for which the code-valued attribute specified
             by the path has a value that is one of the specified codes. If codes are specified in
             addition to a value set, the filter returns items matching a code in the value set or
             one of the specified codes.
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4pxWhat code is expected
            
          
        

        
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVBORw0KGg
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            exg8Shl1ckRUQVaMVkQ2kCstKCEAOw== 
            DataRequirement.dateFilter : Date filters specify additional constraints on the data in
             terms of the applicable date range for specific elements. Each date filter specifies an
             additional constraint on the data, i.e. date filters are AND'ed, not OR'ed.
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4pxWhat dates/date ranges are expected
            
            
            
          
        

        
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVB
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            DataRequirement.dateFilter.path : The date-valued attribute of the filter. The specified
             path SHALL be a FHIRPath resolveable on the specified type of the DataRequirement, and
             SHALL consist only of identifiers, constant indexers, and .resolve(). The path is allowed
             to contain qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse
             multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple)
             for full details). Note that the index must be an integer constant. The path must resolve
             to an element of type date, dateTime, Period, Schedule, or Timing.
          
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           solid; padding:0px 4px 0px 4px
            
          
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           solid; padding:0px 4px 0px 4px
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           solid; padding:0px 4px 0px 4px
            
          
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           solid; padding:0px 4px 0px 4px
        

        
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
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            DataRequirement.dateFilter.searchParam : A date parameter that refers to a search parameter
             defined on the specified type of the DataRequirement, and which searches on elements of
             type date, dateTime, Period, Schedule, or Timing.
          
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           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
        

        
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<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="DataRequirement"/> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <table border="0" cellpadding="0" cellspacing="0" style="border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align:
       top;">
        <tr style="border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align:

         top">
          <th class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="The logical name of the element">Name</a>           </th>           <th class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Information about the use of the element">Flags</a>           </th>           <th class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Minimum and Maximum # of times the the element can appear in the instance">Card.</a>           </th>           <th class="hierarchy" style="width: 100px">            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Reference to the type of the element">Type</a>           </th>           <th class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Additional information about the element">Description &amp; Constraints</a>             <span style="float: right">              <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format">                <img alt="doco" src="data:(snipped in html view)" style="background-color: inherit"/>               </a>             </span>           </th>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAJUlEQVR4Xu3IIQEAAAgDsHd9/w4EQIOamFnaBgAA4M
          MKAACAKwNp30CqZFfFmwAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Element"/>              <a href="metadatatypes-definitions.html#DataRequirement" title="DataRequirement : Describes a required data item for evaluation in terms of the

             type of data, and optional code or date-based filters of the data.">DataRequirement</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>             <a href="versions.html#std-process" style="padding-left: 3px; padding-right: 3px; border: 1px grey solid; font-weight: bold;

             color: black; background-color: #fff5e6" title="Standards Status = Trial Use">TU</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="types.html#Element">Element</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">Describes a required data item
            <br/>              <br/>  Elements defined in Ancestors:             <a href="types.html#Element" title="Unique id for the element within a resource (for internal references). This may

             be any string value that does not contain spaces.">id</a> , 
            <a href="types.html#Element" title="May be used to represent additional information that is not part of the basic definition

             of the element. To make the use of extensions safe and managable, there is a strict
             set of governance applied to the definition and use of extensions. Though any implementer
             can define an extension, there is a set of requirements that SHALL be met as part
             of the definition of the extension.">extension</a> 
          </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.type" title="DataRequirement.type : The type of the required data, specified as the type name

             of a resource. For profiles, this value is set to the type of the base resource
             of the profile.">type</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#code">code</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">The type of the required data
            <br/>  Binding:             <a href="valueset-fhir-types.html" title="List of FHIR types (resources, data types).">All FHIR Types</a>  (            <a href="terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value

             set.">Required</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAwEwfT6/ddA0GBAxO3NrLlKUj
          9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Reference to another Resource"/>              <a href="metadatatypes-definitions.html#DataRequirement.profile" title="DataRequirement.profile : The profile of the required data, specified as the uri

             of the profile definition.">profile</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#canonical">canonical</a> (            <a href="structuredefinition.html">StructureDefinition</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">The profile of the required data
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Choice of Types"/>              <a href="metadatatypes-definitions.html#DataRequirement.subject_x_" title="DataRequirement.subject[x] : The intended subjects of the data requirement. If

             this element is not provided, a Patient subject is assumed.">subject[x]</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">E.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device
            <br/>  Binding:             <a href="valueset-participant-resource-types.html" title="The possible types of subjects for a data requirement (E.g., Patient, Practitioner,

             Organization, Location, etc.).">Participant Resource Types</a>  (
            <a href="terminologies.html#extensible" title="To be conformant, the concept in this element SHALL be from the specified value

             set if any of the codes within the value set can apply to the concept being communicated.
              If the value set does not cover the concept (based on human review), alternate
             codings (or, data type allowing, text) may be included instead.">Extensible</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBADwftr/v8GtdbqEAthAtMspJ
          JUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A concept that may be defined by a formal reference to a terminology or ontology

             or may be provided by text.">subjectCodeableConcept</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource"/>  subjectReference          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="references.html#Reference">Reference</a> (            <a href="group.html">Group</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAwEwfT6/ddA0GBAxO3NrLlKUj
          9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.mustSupport" title="DataRequirement.mustSupport : Indicates that specific elements of the type are

             referenced by the knowledge module and must be supported by the consumer in order
             to obtain an effective evaluation. This does not mean that a value is required
             for this element, only that the consuming system must understand the element and
             be able to provide values for it if they are available. 
The value of mustSupport SHALL be a FHIRPath resolvable on the type of the DataRequirement.
             The path SHALL consist only of identifiers, constant indexers, and .resolve() (see
             the [Simple FHIRPath Profile](fhirpath.html#simple) for full details).">mustSupport</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">Indicates specific structure elements that are referenced by the knowledge module
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Element"/>              <a href="metadatatypes-definitions.html#DataRequirement.codeFilter" title="DataRequirement.codeFilter : Code filters specify additional constraints on the

             data, specifying the value set of interest for a particular element of the data.
             Each code filter defines an additional constraint on the data, i.e. code filters
             are AND'ed, not OR'ed.">codeFilter</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>             <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;

             color: #301212; background-color: #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="types.html#Element">Element</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">What codes are expected
            <br/>              <span style="font-style: italic" title="drq-1">+ Rule: Either a path or a searchParam must be provided, but not both</span>             <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBADwftr/v8GtdbqEAthAtMspJ
          JUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.codeFilter.path" title="DataRequirement.codeFilter.path : The code-valued attribute of the filter. The

             specified path SHALL be a FHIRPath resolvable on the specified type of the DataRequirement,
             and SHALL consist only of identifiers, constant indexers, and .resolve(). The path
             is allowed to contain qualifiers (.) to traverse sub-elements, as well as indexers
             ([x]) to traverse multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpa
            th.html#simple) for full details). Note that the index must be an integer constant.
             The path must resolve to an element of type code, Coding, or CodeableConcept.">path</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>             <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;

             color: #301212; background-color: #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">A code-valued attribute to filter on
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.codeFilter.searchParam" title="DataRequirement.codeFilter.searchParam : A token parameter that refers to a search

             parameter defined on the specified type of the DataRequirement, and which searches
             on elements of type code, Coding, or CodeableConcept.">searchParam</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>             <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;

             color: #301212; background-color: #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">A coded (token) parameter to search on
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBADwftr/v8GtdbqEAthAtMspJ
          JUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Reference to another Resource"/>              <a href="metadatatypes-definitions.html#DataRequirement.codeFilter.valueSet" title="DataRequirement.codeFilter.valueSet : The valueset for the code filter. The valueSet

             and code elements are additive. If valueSet is specified, the filter will return
             only those data items for which the value of the code-valued element specified
             in the path is a member of the specified valueset.">valueSet</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#canonical">canonical</a> (            <a href="valueset.html">ValueSet</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">ValueSet for the filter
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.codeFilter.code" title="DataRequirement.codeFilter.code : The codes for the code filter. If values are

             given, the filter will return only those data items for which the code-valued attribute
             specified by the path has a value that is one of the specified codes. If codes
             are specified in addition to a value set, the filter returns items matching a code
             in the value set or one of the specified codes.">code</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Coding">Coding</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">What code is expected
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAwEwfT6/ddA0GBAxO3NrLlKUj
          9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Element"/>              <a href="metadatatypes-definitions.html#DataRequirement.dateFilter" title="DataRequirement.dateFilter : Date filters specify additional constraints on the

             data in terms of the applicable date range for specific elements. Each date filter
             specifies an additional constraint on the data, i.e. date filters are AND'ed, not
             OR'ed.">dateFilter</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>             <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;

             color: #301212; background-color: #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="types.html#Element">Element</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">What dates/date ranges are expected
            <br/>              <span style="font-style: italic" title="drq-2">+ Rule: Either a path or a searchParam must be provided, but not both</span>             <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.dateFilter.path" title="DataRequirement.dateFilter.path : The date-valued attribute of the filter. The

             specified path SHALL be a FHIRPath resolvable on the specified type of the DataRequirement,
             and SHALL consist only of identifiers, constant indexers, and .resolve(). The path
             is allowed to contain qualifiers (.) to traverse sub-elements, as well as indexers
             ([x]) to traverse multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpa
            th.html#simple) for full details). Note that the index must be an integer constant.
             The path must resolve to an element of type date, dateTime, Period, Schedule, or
             Timing.">path</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>             <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;

             color: #301212; background-color: #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">A date-valued attribute to filter on
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBADwftr/v8GtdbqEAthAtMspJ
          JUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.dateFilter.searchParam" title="DataRequirement.dateFilter.searchParam : A date parameter that refers to a search

             parameter defined on the specified type of the DataRequirement, and which searches
             on elements of type date, dateTime, Period, Schedule, or Timing.">searchParam</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>             <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;

             color: #301212; background-color: #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">A date valued parameter to search on
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

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            <a href="metadatatypes-definitions.html#DataRequirement.dateFilter.value_x_" title="DataRequirement.dateFilter.value[x] : The value of the filter. If period is specified,
             the filter will return only those data items that fall within the bounds determined by
             the Period, inclusive of the period boundaries. If dateTime is specified, the filter will
             return only those data items that are equal to the specified dateTime. If a Duration is
             specified, the filter will return only those data items that fall within Duration before
             now.
          
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            A date, date-time or partial date (e.g. just year or year + month).  If hours and minutes
             are specified, a time zone SHALL be populated. The format is a union of the schema types
             gYear, gYearMonth, date and dateTime. Seconds must be provided due to schema type constraints
             but may be zero-filled and may be ignored.                 Dates SHALL be valid dates.
          
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            DataRequirement.limit : Specifies a maximum number of results that are required (uses
             the _count search parameter).
          
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            lEQVQ4y2P8//8/AyWAhYFCMAgMuHjx4n+KXaCv+I0szW8WpCG8kFO1lGFKW/SIjAUYgxz/MzAwMDC+nqhDUTQyjuYFBgCNmhP4OvT
            RgwAAAABJRU5ErkJggg== 
            DataRequirement.sort.path : The attribute of the sort. The specified path must be resolvable
             from the type of the required data. The path is allowed to contain qualifiers (.) to traverse
             sub-elements, as well as indexers ([x]) to traverse multiple-cardinality sub-elements.
             Note that the index must be an integer constant.
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
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           solid; padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0
           solid; padding:0px 4px 0px 4px
        

        
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVBORw0KGg
          oAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAI0lEQVR42u3QIQEAAAACIL/6/4MvTAQOkLYBAAB4kAAAANwMad9AqkRjgNAAAAA
          ASUVORK5CYII=)
            data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3
            RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwN
            dCABMPwMo2ctnoQAAAABJRU5ErkJggg==
            data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3
            RJTUUH3wYeFzIZgEiYEgAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAIElEQVQ4y2P8//8/AyWAiYF
            CMGrAqAGjBowaMGoAAgAALL0DKYQ0DPIAAAAASUVORK5CYII=
            data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3
            RJTUUH3wYeFzME+lXFigAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+3OsRUAIAjEUOL
            +O8cJABttJM11/x1qZAGqRBEVcNIqdWj1efDqQbb3HwwwwEfABmQUHSPM9dtDAAAAAElFTkSuQmCC
            data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsTAAALEwEAmpwYAAAARk
            lEQVQ4y2P8//8/AyWAhYFCMAgMuHjx4n+KXaCv+I0szW8WpCG8kFO1lGFKW/SIjAUYgxz/MzAwMDC+nqhDUTQyjuYFBgCNmhP4OvT
            RgwAAAABJRU5ErkJggg== 
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
            
          
          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4px
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          vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid;
           padding:0px 4px 0px 4pxascending | descending
            
             (
            )
          
        

        
          
            
            
               Documentation for this format
            
          
        
      
    
  
  
    
  
  
  
  
  
  
  
  
  
    
      
      
    
  
  Base StructureDefinition for DataRequirement Type: Describes a required data item for
   evaluation in terms of the type of data, and optional code or date-based filters of the
   data.
  
  
    
    
    
  
  
  
  
  
  
  
    
      
        
      
      
      
      Describes a required data item for evaluation in terms of the type of data, and optional
       code or date-based filters of the data.
      
      
      
        
        
        
      
      
      
        
        
        
        
        
        
      
      
      
        
        
      
    
    
      
      
      
      Unique id for the element within a resource (for internal references). This may be any
       string value that does not contain spaces.
      
      
      
        
        
        
      
      
        
          
        
        
      
      
      
      
        
        
      
    
    
      
      
        
          
          
        
        
        
      
      

             the filter will return only those data items that fall within the bounds determined
             by the Period, inclusive of the period boundaries. If dateTime is specified, the
             filter will return only those data items that are equal to the specified dateTime.
             If a Duration is specified, the filter will return only those data items that fall
             within Duration before now.">value[x]</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">The value of the filter, as a Period, DateTime, or Duration value
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBRDwb9r958B0KAgAcw1OfNMK0
          ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="A date, date-time or partial date (e.g. just year or year + month).  If hours and

             minutes are specified, a UTC offset SHALL be populated. The format is a union of
             the schema types gYear, gYearMonth, date and dateTime. Seconds must be provided
             due to schema type constraints but may be zero-filled and may be ignored.     
                        Dates SHALL be valid dates.">valueDateTime</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#dateTime">dateTime</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="A time period defined by a start and end date and optionally time.">valuePeriod</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Period">Period</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAwEwfT6/ddA0GBAxO3NrLlKUj
          9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A length of time.">valueDuration</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Duration">Duration</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Element"/>              <a href="metadatatypes-definitions.html#DataRequirement.valueFilter" title="DataRequirement.valueFilter : Value filters specify additional constraints on the

             data for elements other than code-valued or date-valued. Each value filter specifies
             an additional constraint on the data (i.e. valueFilters are AND'ed, not OR'ed).">valueFilter</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="types.html#Element">Element</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">What values are expected
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBADwftr/v8GtdbqEAthAtMspJ
          JUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.valueFilter.path" title="DataRequirement.valueFilter.path : The attribute of the filter. The specified path

             SHALL be a FHIRPath resolvable on the specified type of the DataRequirement, and
             SHALL consist only of identifiers, constant indexers, and .resolve(). The path
             is allowed to contain qualifiers (.) to traverse sub-elements, as well as indexers
             ([x]) to traverse multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpa
            th.html#simple) for full details). Note that the index must be an integer constant.
             The path must resolve to an element of a type that is comparable to the valueFilter.value[x]
             element for the filter.">path</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">An attribute to filter on
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.valueFilter.searchParam" title="DataRequirement.valueFilter.searchParam : A search parameter defined on the specified

             type of the DataRequirement, and which searches on elements of a type compatible
             with the type of the valueFilter.value[x] for the filter.">searchParam</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">A parameter to search on
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBADwftr/v8GtdbqEAthAtMspJ
          JUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.valueFilter.comparator" title="DataRequirement.valueFilter.comparator : The comparator to be used to determine

             whether the value is matching.">comparator</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#code">code</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">eq | gt | lt | ge | le | sa | eb
            <br/>  Binding:             <a href="valueset-value-filter-comparator.html" title="Possible comparators for the valueFilter element.">Value Filter Comparator</a>  (            <a href="terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value

             set.">Required</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Choice of Types"/>              <a href="metadatatypes-definitions.html#DataRequirement.valueFilter.value_x_" title="DataRequirement.valueFilter.value[x] : The value of the filter.">value[x]</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">The value of the filter, as a Period, DateTime, or Duration value
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBRDwb9r958B0KAgAcw1OfNMK0
          ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="A date, date-time or partial date (e.g. just year or year + month).  If hours and

             minutes are specified, a UTC offset SHALL be populated. The format is a union of
             the schema types gYear, gYearMonth, date and dateTime. Seconds must be provided
             due to schema type constraints but may be zero-filled and may be ignored.     
                        Dates SHALL be valid dates.">valueDateTime</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#dateTime">dateTime</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="A time period defined by a start and end date and optionally time.">valuePeriod</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Period">Period</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAwEwfT6/ddA0GBAxO3NrLlKUj
          9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A length of time.">valueDuration</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Duration">Duration</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.limit" title="DataRequirement.limit : Specifies a maximum number of results that are required

             (uses the _count search parameter).">limit</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#positiveInt">positiveInt</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">Number of results
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAJUlEQVR4Xu3IIQEAAAgDsHd9/w4EQIOamFnaBgAA4M
          MKAACAKwNp30CqZFfFmwAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Element"/>              <a href="metadatatypes-definitions.html#DataRequirement.sort" title="DataRequirement.sort : Specifies the order of the results to be returned.">sort</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="types.html#Element">Element</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">Order of the results
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALElEQVR4Xu3IsQ0AIAw
          Esez6+89AqKGGJj7JzVWS+mm3zgcAAMxwDQAAgFcaYAVAgNGLTjgAAAAASUVORK5CYII=)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.sort.path" title="DataRequirement.sort.path : The attribute of the sort. The specified path must

             be resolvable from the type of the required data. The path is allowed to contain
             qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse
             multiple-cardinality sub-elements. Note that the index must be an integer constant.">path</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px

           #F0F0F0 solid; padding:0px 4px 0px 4px">The name of the attribute to perform the sort
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:

         white">
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;bas
          e64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAJUlEQVR4Xu3IIQEAAAgDsHd9/w4EQIOamFnaBgAA4M
          MKAACAKwNp30CqZFfFmwAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <a href="metadatatypes-definitions.html#DataRequirement.sort.direction" title="DataRequirement.sort.direction : The direction of the sort, ascending or descending.">direction</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null" title="This element is included in summaries">Σ</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#code">code</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0

           solid; padding:0px 4px 0px 4px">ascending | descending
            <br/>  Binding:             <a href="valueset-sort-direction.html" title="The possible sort directions, ascending or descending.">SortDirection</a>  (            <a href="terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value

             set.">Required</a> )
            <br/>            </td>         </tr>         <tr>           <td class="hierarchy" colspan="5">            <br/>              <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format">              <img alt="doco" src="data:(snipped in html view)" style="background-color: inherit"/>  Documentation for this format            </a>           </td>         </tr>       </table>     </div>   </text>   <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">    <valueCode value="trial-use"/>   </extension>   <url value="http://hl7.org/fhir/StructureDefinition/DataRequirement"/>   <version value="5.0.0"/>   <name value="DataRequirement"/>   <status value="draft"/>   <experimental value="false"/>   <date value="2023-03-26T15:21:02+11:00"/>   <publisher value="HL7 FHIR Standard"/>   <contact>     <telecom>       <system value="url"/>       <value value="http://hl7.org/fhir"/>     </telecom>   </contact>   <description value="DataRequirement Type: Describes a required data item for evaluation in terms of

   the type of data, and optional code or date-based filters of the data."/> 
  <jurisdiction>     <coding>       <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>       <code value="001"/>       <display value="World"/>     </coding>   </jurisdiction>   <fhirVersion value="5.0.0"/>   <mapping>     <identity value="rim"/>     <uri value="http://hl7.org/v3"/>     <name value="RIM Mapping"/>   </mapping>   <kind value="complex-type"/>   <abstract value="false"/>   <type value="DataRequirement"/>   <baseDefinition value="http://hl7.org/fhir/StructureDefinition/DataType"/>   <derivation value="specialization"/>   <snapshot>     <element id="DataRequirement">      <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">        <valueCode value="trial-use"/>       </extension>       <path value="DataRequirement"/>       <short value="Describes a required data item"/>       <definition value="Describes a required data item for evaluation in terms of the type of data, and

       optional code or date-based filters of the data."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement"/>         <min value="0"/>         <max value="*"/>       </base>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.id">      <path value="DataRequirement.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may

       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler

       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="id"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.extension">      <path value="DataRequirement.extension"/>       <slicing>         <discriminator>           <type value="value"/>           <path value="url"/>         </discriminator>         <description value="Extensions are always sliced by (at least) url"/>         <rules value="open"/>       </slicing>       <short value="Additional content defined by implementations"/> 
      <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and manageable, there is a strict set
       of governance  applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part of the
       definition of the extension.
      There can be no stigma associated with the use of extensions by any application, project,
       or standard - regardless of the institution or jurisdiction that uses or defines the extensions.
        The use of extensions is what allows the FHIR specification to retain a core level of
       simplicity for everyone.
      
      
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
        
        
        
        
        
        
      
      
      
      
        
        
      
    
    
      
      

       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,

       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <constraint>         <key value="ext-1"/>         <severity value="error"/>         <human value="Must have either extensions or value[x], not both"/>         <expression value="extension.exists() != value.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.type">      <path value="DataRequirement.type"/>       <short value="The type of the required data"/> 
      <definition value="The type of the required data, specified as the type name of a resource. For profiles,
       this value is set to the type of the base resource of the profile.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
      
        
          A list of all the concrete types defined in this version of the FHIR specification - Abstract
           Types, Data Types and Resource Types.
        
        
          
        
        
          
        
        
        
      
    
    
      
      
      
      
      
      
        
        
        
      
      
        
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      The intended subjects of the data requirement. If this element is not provided, a Patient
       subject is assumed.

       this value is set to the type of the base resource of the profile."/> 
      <min value="1"/>       <max value="1"/>       <base>         <path value="DataRequirement.type"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="code"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="List of FHIR types (resources, data types)."/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="FHIRTypes"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="required"/>         <description value="List of FHIR types (resources, data types)."/>         <valueSet value="http://hl7.org/fhir/ValueSet/fhir-types|5.0.0"/>       </binding>     </element>     <element id="DataRequirement.profile">      <path value="DataRequirement.profile"/>       <short value="The profile of the required data"/>       <definition value="The profile of the required data, specified as the uri of the profile definition."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement.profile"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="canonical"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/StructureDefinition"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.subject[x]">      <path value="DataRequirement.subject[x]"/>       <short value="E.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device"/>       <definition value="The intended subjects of the data requirement. If this element is not provided,

       a Patient subject is assumed."/> 

      <comment value="The subject of a data requirement is critical, as the data being specified is determined
       with respect to a particular subject. This corresponds roughly to the notion of a Compartment
       in that it limits what data is available based on its relationship to the subject. In
       CQL, this corresponds to the context declaration.
      
      
      
        
        
        
      
      
        
      
      
        
        
      
      
      
        
        
        
        
        
        
      
      
      
      
        
          The possible types of subjects for a data requirement (E.g., Patient, Practitioner, Organization,
           Location, etc.).
        
        
          
        
        
        
      
    
    
      
      
      Indicates that specific elements of the type are referenced by the knowledge module and
       must be supported by the consumer in order to obtain an effective evaluation. This does
       not mean that a value is required for this element, only that the consuming system must
       understand the element and be able to provide values for it if they are available. 

The value of mustSupport SHALL be a FHIRPath resolveable on the type of the DataRequirement.
       The path SHALL consist only of identifiers, constant indexers, and .resolve() (see the
       [Simple FHIRPath Profile](fhirpath.html#simple) for full details).
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      Code filters specify additional constraints on the data, specifying the value set of interest
       for a particular element of the data. Each code filter defines an additional constraint
       on the data, i.e. code filters are AND'ed, not OR'ed.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      
      Unique id for the element within a resource (for internal references). This may be any
       string value that does not contain spaces.
      
      
      
        
        
        
      
      
        
          
        
        
      
      
      
      
        
        
      
    
    
      
      
        
          
          
        
        
        
      
      

       with respect to a particular subject. This corresponds roughly to the notion of
       a Compartment in that it limits what data is available based on its relationship
       to the subject. In CQL, this corresponds to the context declaration."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.subject[x]"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group"/>       </type>       <meaningWhenMissing value="Patient"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="The possible types of subjects for a data requirement (E.g., Patient, Practitioner,

           Organization, Location, etc.)."/> 
        </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="SubjectType"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="extensible"/>         <description value="The possible types of subjects for a data requirement (E.g., Patient, Practitioner,

         Organization, Location, etc.)."/> 
        <valueSet value="http://hl7.org/fhir/ValueSet/participant-resource-types"/>       </binding>     </element>     <element id="DataRequirement.mustSupport">      <path value="DataRequirement.mustSupport"/>       <short value="Indicates specific structure elements that are referenced by the knowledge module"/>       <definition value="Indicates that specific elements of the type are referenced by the knowledge module

       and must be supported by the consumer in order to obtain an effective evaluation.
       This does not mean that a value is required for this element, only that the consuming
       system must understand the element and be able to provide values for it if they
       are available. 
The value of mustSupport SHALL be a FHIRPath resolvable on the type of the DataRequirement.
       The path SHALL consist only of identifiers, constant indexers, and .resolve() (see
       the [Simple FHIRPath Profile](fhirpath.html#simple) for full details)."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement.mustSupport"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter">      <path value="DataRequirement.codeFilter"/>       <short value="What codes are expected"/>       <definition value="Code filters specify additional constraints on the data, specifying the value set

       of interest for a particular element of the data. Each code filter defines an additional
       constraint on the data, i.e. code filters are AND'ed, not OR'ed."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement.codeFilter"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Element"/>       </type>       <constraint>         <key value="drq-1"/>         <severity value="error"/>         <human value="Either a path or a searchParam must be provided, but not both"/>         <expression value="path.exists() xor searchParam.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/DataRequirement"/>       </constraint>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.id">      <path value="DataRequirement.codeFilter.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may

       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler

       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.codeFilter.extension">      <path value="DataRequirement.codeFilter.extension"/>       <slicing>         <discriminator>           <type value="value"/>           <path value="url"/>         </discriminator>         <description value="Extensions are always sliced by (at least) url"/>         <rules value="open"/>       </slicing>       <short value="Additional content defined by implementations"/> 
      <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and manageable, there is a strict set
       of governance  applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part of the
       definition of the extension.
      There can be no stigma associated with the use of extensions by any application, project,
       or standard - regardless of the institution or jurisdiction that uses or defines the extensions.
        The use of extensions is what allows the FHIR specification to retain a core level of
       simplicity for everyone.
      
      
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
        
        
        
        
        
        
      
      
      
      
        
        
      
    
    
      
      
      The code-valued attribute of the filter. The specified path SHALL be a FHIRPath resolveable
       on the specified type of the DataRequirement, and SHALL consist only of identifiers, constant
       indexers, and .resolve(). The path is allowed to contain qualifiers (.) to traverse sub-elements,
       as well as indexers ([x]) to traverse multiple-cardinality sub-elements (see the [Simple
       FHIRPath Profile](fhirpath.html#simple) for full details). Note that the index must be
       an integer constant. The path must resolve to an element of type code, Coding, or CodeableConcept.
      The path attribute contains a [Simple FHIRPath Subset](fhirpath.html#simple) that allows
       path traversal, but not calculation.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      A token parameter that refers to a search parameter defined on the specified type of the
       DataRequirement, and which searches on elements of type code, Coding, or CodeableConcept.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      The valueset for the code filter. The valueSet and code elements are additive. If valueSet
       is specified, the filter will return only those data items for which the value of the
       code-valued element specified in the path is a member of the specified valueset.
      
      
      
        
        
        
      
      
        
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      The codes for the code filter. If values are given, the filter will return only those
       data items for which the code-valued attribute specified by the path has a value that
       is one of the specified codes. If codes are specified in addition to a value set, the
       filter returns items matching a code in the value set or one of the specified codes.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      Date filters specify additional constraints on the data in terms of the applicable date
       range for specific elements. Each date filter specifies an additional constraint on the
       data, i.e. date filters are AND'ed, not OR'ed.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      
      Unique id for the element within a resource (for internal references). This may be any
       string value that does not contain spaces.
      
      
      
        
        
        
      
      
        
          
        
        
      
      
      
      
        
        
      
    
    
      
      
        
          
          
        
        
        
      
      

       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,

       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <constraint>         <key value="ext-1"/>         <severity value="error"/>         <human value="Must have either extensions or value[x], not both"/>         <expression value="extension.exists() != value.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.codeFilter.path">      <path value="DataRequirement.codeFilter.path"/>       <short value="A code-valued attribute to filter on"/>       <definition value="The code-valued attribute of the filter. The specified path SHALL be a FHIRPath

       resolvable on the specified type of the DataRequirement, and SHALL consist only
       of identifiers, constant indexers, and .resolve(). The path is allowed to contain
       qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse
       multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple)
       for full details). Note that the index must be an integer constant. The path must
       resolve to an element of type code, Coding, or CodeableConcept."/> 
      <comment value="The path attribute contains a [Simple FHIRPath Subset](fhirpath.html#simple) that

       allows path traversal, but not calculation."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.codeFilter.path"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <condition value="drq-1"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.searchParam">      <path value="DataRequirement.codeFilter.searchParam"/>       <short value="A coded (token) parameter to search on"/>       <definition value="A token parameter that refers to a search parameter defined on the specified type

       of the DataRequirement, and which searches on elements of type code, Coding, or
       CodeableConcept."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.codeFilter.searchParam"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <condition value="drq-1"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.valueSet">      <path value="DataRequirement.codeFilter.valueSet"/>       <short value="ValueSet for the filter"/>       <definition value="The valueset for the code filter. The valueSet and code elements are additive.

       If valueSet is specified, the filter will return only those data items for which
       the value of the code-valued element specified in the path is a member of the specified
       valueset."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.codeFilter.valueSet"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="canonical"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.code">      <path value="DataRequirement.codeFilter.code"/>       <short value="What code is expected"/>       <definition value="The codes for the code filter. If values are given, the filter will return only

       those data items for which the code-valued attribute specified by the path has
       a value that is one of the specified codes. If codes are specified in addition
       to a value set, the filter returns items matching a code in the value set or one
       of the specified codes."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement.codeFilter.code"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Coding"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter">      <path value="DataRequirement.dateFilter"/>       <short value="What dates/date ranges are expected"/>       <definition value="Date filters specify additional constraints on the data in terms of the applicable

       date range for specific elements. Each date filter specifies an additional constraint
       on the data, i.e. date filters are AND'ed, not OR'ed."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement.dateFilter"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Element"/>       </type>       <constraint>         <key value="drq-2"/>         <severity value="error"/>         <human value="Either a path or a searchParam must be provided, but not both"/>         <expression value="path.exists() xor searchParam.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/DataRequirement"/>       </constraint>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter.id">      <path value="DataRequirement.dateFilter.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may

       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler

       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.dateFilter.extension">      <path value="DataRequirement.dateFilter.extension"/>       <slicing>         <discriminator>           <type value="value"/>           <path value="url"/>         </discriminator>         <description value="Extensions are always sliced by (at least) url"/>         <rules value="open"/>       </slicing>       <short value="Additional content defined by implementations"/> 
      <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and manageable, there is a strict set
       of governance  applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part of the
       definition of the extension.
      There can be no stigma associated with the use of extensions by any application, project,
       or standard - regardless of the institution or jurisdiction that uses or defines the extensions.
        The use of extensions is what allows the FHIR specification to retain a core level of
       simplicity for everyone.
      
      
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
        
        
        
        
        
        
      
      
      
      
        
        
      
    
    
      
      
      The date-valued attribute of the filter. The specified path SHALL be a FHIRPath resolveable
       on the specified type of the DataRequirement, and SHALL consist only of identifiers, constant
       indexers, and .resolve(). The path is allowed to contain qualifiers (.) to traverse sub-elements,
       as well as indexers ([x]) to traverse multiple-cardinality sub-elements (see the [Simple
       FHIRPath Profile](fhirpath.html#simple) for full details). Note that the index must be
       an integer constant. The path must resolve to an element of type date, dateTime, Period,
       Schedule, or Timing.
      The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows path
       traversal, but not calculation.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      A date parameter that refers to a search parameter defined on the specified type of the
       DataRequirement, and which searches on elements of type date, dateTime, Period, Schedule,
       or Timing.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      The value of the filter. If period is specified, the filter will return only those data
       items that fall within the bounds determined by the Period, inclusive of the period boundaries.
       If dateTime is specified, the filter will return only those data items that are equal
       to the specified dateTime. If a Duration is specified, the filter will return only those
       data items that fall within Duration before now.
      
      
      
        
        
        
      
      
        
      
      
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      
      This element can be used in combination with the sort element to specify quota requirements
       such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;.
      
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      
      This element can be used in combination with the sort element to specify quota requirements
       such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;. When multiple sorts
       are specified, they are applied in the order they appear in the resource.
      
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      
      Unique id for the element within a resource (for internal references). This may be any
       string value that does not contain spaces.
      
      
      
        
        
        
      
      
        
          
        
        
      
      
      
      
        
        
      
    
    
      
      
        
          
          
        
        
        
      
      

       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,

       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <constraint>         <key value="ext-1"/>         <severity value="error"/>         <human value="Must have either extensions or value[x], not both"/>         <expression value="extension.exists() != value.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.dateFilter.path">      <path value="DataRequirement.dateFilter.path"/>       <short value="A date-valued attribute to filter on"/>       <definition value="The date-valued attribute of the filter. The specified path SHALL be a FHIRPath

       resolvable on the specified type of the DataRequirement, and SHALL consist only
       of identifiers, constant indexers, and .resolve(). The path is allowed to contain
       qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse
       multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple)
       for full details). Note that the index must be an integer constant. The path must
       resolve to an element of type date, dateTime, Period, Schedule, or Timing."/> 
      <comment value="The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows

       path traversal, but not calculation."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.dateFilter.path"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <condition value="drq-2"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter.searchParam">      <path value="DataRequirement.dateFilter.searchParam"/>       <short value="A date valued parameter to search on"/>       <definition value="A date parameter that refers to a search parameter defined on the specified type

       of the DataRequirement, and which searches on elements of type date, dateTime,
       Period, Schedule, or Timing."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.dateFilter.searchParam"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <condition value="drq-2"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter.value[x]">      <path value="DataRequirement.dateFilter.value[x]"/>       <short value="The value of the filter, as a Period, DateTime, or Duration value"/>       <definition value="The value of the filter. If period is specified, the filter will return only those

       data items that fall within the bounds determined by the Period, inclusive of the
       period boundaries. If dateTime is specified, the filter will return only those
       data items that are equal to the specified dateTime. If a Duration is specified,
       the filter will return only those data items that fall within Duration before now."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.dateFilter.value[x]"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="dateTime"/>       </type>       <type>         <code value="Period"/>       </type>       <type>         <code value="Duration"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter">      <path value="DataRequirement.valueFilter"/>       <short value="What values are expected"/>       <definition value="Value filters specify additional constraints on the data for elements other than

       code-valued or date-valued. Each value filter specifies an additional constraint
       on the data (i.e. valueFilters are AND'ed, not OR'ed)."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement.valueFilter"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Element"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter.id">      <path value="DataRequirement.valueFilter.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may

       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler

       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.valueFilter.extension">      <path value="DataRequirement.valueFilter.extension"/>       <slicing>         <discriminator>           <type value="value"/>           <path value="url"/>         </discriminator>         <description value="Extensions are always sliced by (at least) url"/>         <rules value="open"/>       </slicing>       <short value="Additional content defined by implementations"/> 
      <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and manageable, there is a strict set
       of governance  applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part of the
       definition of the extension.
      There can be no stigma associated with the use of extensions by any application, project,
       or standard - regardless of the institution or jurisdiction that uses or defines the extensions.
        The use of extensions is what allows the FHIR specification to retain a core level of
       simplicity for everyone.
      
      
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
        
        
        
        
        
        
      
      
      
      
        
        
      
    
    
      
      
      The attribute of the sort. The specified path must be resolvable from the type of the
       required data. The path is allowed to contain qualifiers (.) to traverse sub-elements,
       as well as indexers ([x]) to traverse multiple-cardinality sub-elements. Note that the
       index must be an integer constant.
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
    
    
      
      
      
      
      
      
        
        
        
      
      
        
      
      
        
        
        
        
        
        
      
      
      
      
        
          
        
        
          
        
        
        
      
    
  
  
    
      
        
      
      
      
      Describes a required data item for evaluation in terms of the type of data, and optional
       code or date-based filters of the data.
      
      
    
    
      
      

       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,

       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <constraint>         <key value="ext-1"/>         <severity value="error"/>         <human value="Must have either extensions or value[x], not both"/>         <expression value="extension.exists() != value.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.valueFilter.path">      <path value="DataRequirement.valueFilter.path"/>       <short value="An attribute to filter on"/>       <definition value="The attribute of the filter. The specified path SHALL be a FHIRPath resolvable

       on the specified type of the DataRequirement, and SHALL consist only of identifiers,
       constant indexers, and .resolve(). The path is allowed to contain qualifiers (.)
       to traverse sub-elements, as well as indexers ([x]) to traverse multiple-cardinality
       sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple) for full
       details). Note that the index must be an integer constant. The path must resolve
       to an element of a type that is comparable to the valueFilter.value[x] element
       for the filter."/> 
      <comment value="The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows

       path traversal, but not calculation."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.valueFilter.path"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter.searchParam">      <path value="DataRequirement.valueFilter.searchParam"/>       <short value="A parameter to search on"/>       <definition value="A search parameter defined on the specified type of the DataRequirement, and which

       searches on elements of a type compatible with the type of the valueFilter.value[x]
       for the filter."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.valueFilter.searchParam"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter.comparator">      <path value="DataRequirement.valueFilter.comparator"/>       <short value="eq | gt | lt | ge | le | sa | eb"/>       <definition value="The comparator to be used to determine whether the value is matching."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.valueFilter.comparator"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="code"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="Possible comparators for the valueFilter element."/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="ValueFilterComparator"/>         </extension>         <strength value="required"/>         <description value="Possible comparators for the valueFilter element."/>         <valueSet value="http://hl7.org/fhir/ValueSet/value-filter-comparator|5.0.0"/>       </binding>     </element>     <element id="DataRequirement.valueFilter.value[x]">      <path value="DataRequirement.valueFilter.value[x]"/>       <short value="The value of the filter, as a Period, DateTime, or Duration value"/>       <definition value="The value of the filter."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.valueFilter.value[x]"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="dateTime"/>       </type>       <type>         <code value="Period"/>       </type>       <type>         <code value="Duration"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.limit">      <path value="DataRequirement.limit"/>       <short value="Number of results"/>       <definition value="Specifies a maximum number of results that are required (uses the _count search

       parameter)."/> 
      <comment value="This element can be used in combination with the sort element to specify quota

       requirements such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;."/> 
      <requirements value="Enables the requirement &quot;most recent 5 results&quot; to be expressed."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="DataRequirement.limit"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="positiveInt"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.sort">      <path value="DataRequirement.sort"/>       <short value="Order of the results"/>       <definition value="Specifies the order of the results to be returned."/>       <comment value="This element can be used in combination with the sort element to specify quota

       requirements such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;.
       When multiple sorts are specified, they are applied in the order they appear in
       the resource."/> 
      <requirements value="Enables the requirement &quot;most recent 5 results&quot; to be expressed."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="DataRequirement.sort"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Element"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.sort.id">      <path value="DataRequirement.sort.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may

       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler

       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.sort.extension">      <path value="DataRequirement.sort.extension"/>       <slicing>         <discriminator>           <type value="value"/>           <path value="url"/>         </discriminator>         <description value="Extensions are always sliced by (at least) url"/>         <rules value="open"/>       </slicing>       <short value="Additional content defined by implementations"/>       <definition value="May be used to represent additional information that is not part of the basic definition

       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,

       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <constraint>         <key value="ext-1"/>         <severity value="error"/>         <human value="Must have either extensions or value[x], not both"/>         <expression value="extension.exists() != value.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/Extension"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="DataRequirement.sort.path">      <path value="DataRequirement.sort.path"/>       <short value="The name of the attribute to perform the sort"/>       <definition value="The attribute of the sort. The specified path must be resolvable from the type

       of the required data. The path is allowed to contain qualifiers (.) to traverse
       sub-elements, as well as indexers ([x]) to traverse multiple-cardinality sub-elements.
       Note that the index must be an integer constant."/> 
      <min value="1"/>       <max value="1"/>       <base>         <path value="DataRequirement.sort.path"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.sort.direction">      <path value="DataRequirement.sort.direction"/>       <short value="ascending | descending"/>       <definition value="The direction of the sort, ascending or descending."/>       <min value="1"/>       <max value="1"/>       <base>         <path value="DataRequirement.sort.direction"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="code"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="The possible sort directions, ascending or descending."/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="SortDirection"/>         </extension>         <strength value="required"/>         <description value="The possible sort directions, ascending or descending."/>         <valueSet value="http://hl7.org/fhir/ValueSet/sort-direction|5.0.0"/>       </binding>     </element>   </snapshot>   <differential>     <element id="DataRequirement">      <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">        <valueCode value="trial-use"/>       </extension>       <path value="DataRequirement"/>       <short value="Describes a required data item"/>       <definition value="Describes a required data item for evaluation in terms of the type of data, and

       optional code or date-based filters of the data."/> 
      <min value="0"/>       <max value="*"/>     </element>     <element id="DataRequirement.type">      <path value="DataRequirement.type"/>       <short value="The type of the required data"/> 
      <definition value="The type of the required data, specified as the type name of a resource. For profiles,
       this value is set to the type of the base resource of the profile.
      
      
      
        
      
      
      
        
          A list of all the concrete types defined in this version of the FHIR specification - Abstract
           Types, Data Types and Resource Types.
        
        
          
        
        
          
        
        
        
      
    
    
      
      
      
      
      
      
        
        
      
      
    
    
      
      
      The intended subjects of the data requirement. If this element is not provided, a Patient
       subject is assumed.

       this value is set to the type of the base resource of the profile."/> 
      <min value="1"/>       <max value="1"/>       <type>         <code value="code"/>       </type>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="List of FHIR types (resources, data types)."/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="FHIRTypes"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="required"/>         <description value="List of FHIR types (resources, data types)."/>         <valueSet value="http://hl7.org/fhir/ValueSet/fhir-types|5.0.0"/>       </binding>     </element>     <element id="DataRequirement.profile">      <path value="DataRequirement.profile"/>       <short value="The profile of the required data"/>       <definition value="The profile of the required data, specified as the uri of the profile definition."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="canonical"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/StructureDefinition"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.subject[x]">      <path value="DataRequirement.subject[x]"/>       <short value="E.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device"/>       <definition value="The intended subjects of the data requirement. If this element is not provided,

       a Patient subject is assumed."/> 

      <comment value="The subject of a data requirement is critical, as the data being specified is determined
       with respect to a particular subject. This corresponds roughly to the notion of a Compartment
       in that it limits what data is available based on its relationship to the subject. In
       CQL, this corresponds to the context declaration.
      
      
      
        
      
      
        
        
      
      
      
      
        
          The possible types of subjects for a data requirement (E.g., Patient, Practitioner, Organization,
           Location, etc.).
        
        
          
        
        
        
      
    
    
      
      
      Indicates that specific elements of the type are referenced by the knowledge module and
       must be supported by the consumer in order to obtain an effective evaluation. This does
       not mean that a value is required for this element, only that the consuming system must
       understand the element and be able to provide values for it if they are available. 

The value of mustSupport SHALL be a FHIRPath resolveable on the type of the DataRequirement.
       The path SHALL consist only of identifiers, constant indexers, and .resolve() (see the
       [Simple FHIRPath Profile](fhirpath.html#simple) for full details).
      
      
      
        
      
      
    
    
      
      
      Code filters specify additional constraints on the data, specifying the value set of interest
       for a particular element of the data. Each code filter defines an additional constraint
       on the data, i.e. code filters are AND'ed, not OR'ed.
      
      
      
        
      
      
        
        
        
        
        
        
      
      
    
    
      
      
      The code-valued attribute of the filter. The specified path SHALL be a FHIRPath resolveable
       on the specified type of the DataRequirement, and SHALL consist only of identifiers, constant
       indexers, and .resolve(). The path is allowed to contain qualifiers (.) to traverse sub-elements,
       as well as indexers ([x]) to traverse multiple-cardinality sub-elements (see the [Simple
       FHIRPath Profile](fhirpath.html#simple) for full details). Note that the index must be
       an integer constant. The path must resolve to an element of type code, Coding, or CodeableConcept.
      The path attribute contains a [Simple FHIRPath Subset](fhirpath.html#simple) that allows
       path traversal, but not calculation.
      
      
      
        
      
      
    
    
      
      
      A token parameter that refers to a search parameter defined on the specified type of the
       DataRequirement, and which searches on elements of type code, Coding, or CodeableConcept.
      
      
      
        
      
      
    
    
      
      
      The valueset for the code filter. The valueSet and code elements are additive. If valueSet
       is specified, the filter will return only those data items for which the value of the
       code-valued element specified in the path is a member of the specified valueset.
      
      
      
        
        
      
      
    
    
      
      
      The codes for the code filter. If values are given, the filter will return only those
       data items for which the code-valued attribute specified by the path has a value that
       is one of the specified codes. If codes are specified in addition to a value set, the
       filter returns items matching a code in the value set or one of the specified codes.
      
      
      
        
      
      
    
    
      
      
      Date filters specify additional constraints on the data in terms of the applicable date
       range for specific elements. Each date filter specifies an additional constraint on the
       data, i.e. date filters are AND'ed, not OR'ed.
      
      
      
        
      
      
        
        
        
        
        
        
      
      
    
    
      
      
      The date-valued attribute of the filter. The specified path SHALL be a FHIRPath resolveable
       on the specified type of the DataRequirement, and SHALL consist only of identifiers, constant
       indexers, and .resolve(). The path is allowed to contain qualifiers (.) to traverse sub-elements,
       as well as indexers ([x]) to traverse multiple-cardinality sub-elements (see the [Simple
       FHIRPath Profile](fhirpath.html#simple) for full details). Note that the index must be
       an integer constant. The path must resolve to an element of type date, dateTime, Period,
       Schedule, or Timing.
      The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows path
       traversal, but not calculation.
      
      
      
        
      
      
    
    
      
      
      A date parameter that refers to a search parameter defined on the specified type of the
       DataRequirement, and which searches on elements of type date, dateTime, Period, Schedule,
       or Timing.
      
      
      
        
      
      
    
    
      
      
      The value of the filter. If period is specified, the filter will return only those data
       items that fall within the bounds determined by the Period, inclusive of the period boundaries.
       If dateTime is specified, the filter will return only those data items that are equal
       to the specified dateTime. If a Duration is specified, the filter will return only those
       data items that fall within Duration before now.
      
      
      
        
      
      
        
      
      
        
      
      
    
    
      
      
      
      This element can be used in combination with the sort element to specify quota requirements
       such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;.
      
      
      
      
        
      
      
    
    
      
      
      
      This element can be used in combination with the sort element to specify quota requirements
       such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;. When multiple sorts
       are specified, they are applied in the order they appear in the resource.
      
      
      
      
        
      
      
    
    
      
      
      The attribute of the sort. The specified path must be resolvable from the type of the
       required data. The path is allowed to contain qualifiers (.) to traverse sub-elements,
       as well as indexers ([x]) to traverse multiple-cardinality sub-elements. Note that the
       index must be an integer constant.
      
      
      
        
      
      
    
    
      
      
      
      
      
      
        
      
      
      
        
          
        
        
          
        
        
        
      
    
  

       with respect to a particular subject. This corresponds roughly to the notion of
       a Compartment in that it limits what data is available based on its relationship
       to the subject. In CQL, this corresponds to the context declaration."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group"/>       </type>       <meaningWhenMissing value="Patient"/>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="The possible types of subjects for a data requirement (E.g., Patient, Practitioner,

           Organization, Location, etc.)."/> 
        </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="SubjectType"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="extensible"/>         <description value="The possible types of subjects for a data requirement (E.g., Patient, Practitioner,

         Organization, Location, etc.)."/> 
        <valueSet value="http://hl7.org/fhir/ValueSet/participant-resource-types"/>       </binding>     </element>     <element id="DataRequirement.mustSupport">      <path value="DataRequirement.mustSupport"/>       <short value="Indicates specific structure elements that are referenced by the knowledge module"/>       <definition value="Indicates that specific elements of the type are referenced by the knowledge module

       and must be supported by the consumer in order to obtain an effective evaluation.
       This does not mean that a value is required for this element, only that the consuming
       system must understand the element and be able to provide values for it if they
       are available. 
The value of mustSupport SHALL be a FHIRPath resolvable on the type of the DataRequirement.
       The path SHALL consist only of identifiers, constant indexers, and .resolve() (see
       the [Simple FHIRPath Profile](fhirpath.html#simple) for full details)."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="string"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter">      <path value="DataRequirement.codeFilter"/>       <short value="What codes are expected"/>       <definition value="Code filters specify additional constraints on the data, specifying the value set

       of interest for a particular element of the data. Each code filter defines an additional
       constraint on the data, i.e. code filters are AND'ed, not OR'ed."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="Element"/>       </type>       <constraint>         <key value="drq-1"/>         <severity value="error"/>         <human value="Either a path or a searchParam must be provided, but not both"/>         <expression value="path.exists() xor searchParam.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/DataRequirement"/>       </constraint>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.path">      <path value="DataRequirement.codeFilter.path"/>       <short value="A code-valued attribute to filter on"/>       <definition value="The code-valued attribute of the filter. The specified path SHALL be a FHIRPath

       resolvable on the specified type of the DataRequirement, and SHALL consist only
       of identifiers, constant indexers, and .resolve(). The path is allowed to contain
       qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse
       multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple)
       for full details). Note that the index must be an integer constant. The path must
       resolve to an element of type code, Coding, or CodeableConcept."/> 
      <comment value="The path attribute contains a [Simple FHIRPath Subset](fhirpath.html#simple) that

       allows path traversal, but not calculation."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <condition value="drq-1"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.searchParam">      <path value="DataRequirement.codeFilter.searchParam"/>       <short value="A coded (token) parameter to search on"/>       <definition value="A token parameter that refers to a search parameter defined on the specified type

       of the DataRequirement, and which searches on elements of type code, Coding, or
       CodeableConcept."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <condition value="drq-1"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.valueSet">      <path value="DataRequirement.codeFilter.valueSet"/>       <short value="ValueSet for the filter"/>       <definition value="The valueset for the code filter. The valueSet and code elements are additive.

       If valueSet is specified, the filter will return only those data items for which
       the value of the code-valued element specified in the path is a member of the specified
       valueset."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="canonical"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.codeFilter.code">      <path value="DataRequirement.codeFilter.code"/>       <short value="What code is expected"/>       <definition value="The codes for the code filter. If values are given, the filter will return only

       those data items for which the code-valued attribute specified by the path has
       a value that is one of the specified codes. If codes are specified in addition
       to a value set, the filter returns items matching a code in the value set or one
       of the specified codes."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="Coding"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter">      <path value="DataRequirement.dateFilter"/>       <short value="What dates/date ranges are expected"/>       <definition value="Date filters specify additional constraints on the data in terms of the applicable

       date range for specific elements. Each date filter specifies an additional constraint
       on the data, i.e. date filters are AND'ed, not OR'ed."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="Element"/>       </type>       <constraint>         <key value="drq-2"/>         <severity value="error"/>         <human value="Either a path or a searchParam must be provided, but not both"/>         <expression value="path.exists() xor searchParam.exists()"/>         <source value="http://hl7.org/fhir/StructureDefinition/DataRequirement"/>       </constraint>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter.path">      <path value="DataRequirement.dateFilter.path"/>       <short value="A date-valued attribute to filter on"/>       <definition value="The date-valued attribute of the filter. The specified path SHALL be a FHIRPath

       resolvable on the specified type of the DataRequirement, and SHALL consist only
       of identifiers, constant indexers, and .resolve(). The path is allowed to contain
       qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse
       multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple)
       for full details). Note that the index must be an integer constant. The path must
       resolve to an element of type date, dateTime, Period, Schedule, or Timing."/> 
      <comment value="The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows

       path traversal, but not calculation."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <condition value="drq-2"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter.searchParam">      <path value="DataRequirement.dateFilter.searchParam"/>       <short value="A date valued parameter to search on"/>       <definition value="A date parameter that refers to a search parameter defined on the specified type

       of the DataRequirement, and which searches on elements of type date, dateTime,
       Period, Schedule, or Timing."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <condition value="drq-2"/>       <isSummary value="true"/>     </element>     <element id="DataRequirement.dateFilter.value[x]">      <path value="DataRequirement.dateFilter.value[x]"/>       <short value="The value of the filter, as a Period, DateTime, or Duration value"/>       <definition value="The value of the filter. If period is specified, the filter will return only those

       data items that fall within the bounds determined by the Period, inclusive of the
       period boundaries. If dateTime is specified, the filter will return only those
       data items that are equal to the specified dateTime. If a Duration is specified,
       the filter will return only those data items that fall within Duration before now."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="dateTime"/>       </type>       <type>         <code value="Period"/>       </type>       <type>         <code value="Duration"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter">      <path value="DataRequirement.valueFilter"/>       <short value="What values are expected"/>       <definition value="Value filters specify additional constraints on the data for elements other than

       code-valued or date-valued. Each value filter specifies an additional constraint
       on the data (i.e. valueFilters are AND'ed, not OR'ed)."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="Element"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter.path">      <path value="DataRequirement.valueFilter.path"/>       <short value="An attribute to filter on"/>       <definition value="The attribute of the filter. The specified path SHALL be a FHIRPath resolvable

       on the specified type of the DataRequirement, and SHALL consist only of identifiers,
       constant indexers, and .resolve(). The path is allowed to contain qualifiers (.)
       to traverse sub-elements, as well as indexers ([x]) to traverse multiple-cardinality
       sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple) for full
       details). Note that the index must be an integer constant. The path must resolve
       to an element of a type that is comparable to the valueFilter.value[x] element
       for the filter."/> 
      <comment value="The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows

       path traversal, but not calculation."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter.searchParam">      <path value="DataRequirement.valueFilter.searchParam"/>       <short value="A parameter to search on"/>       <definition value="A search parameter defined on the specified type of the DataRequirement, and which

       searches on elements of a type compatible with the type of the valueFilter.value[x]
       for the filter."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.valueFilter.comparator">      <path value="DataRequirement.valueFilter.comparator"/>       <short value="eq | gt | lt | ge | le | sa | eb"/>       <definition value="The comparator to be used to determine whether the value is matching."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="code"/>       </type>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="Possible comparators for the valueFilter element."/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="ValueFilterComparator"/>         </extension>         <strength value="required"/>         <description value="Possible comparators for the valueFilter element."/>         <valueSet value="http://hl7.org/fhir/ValueSet/value-filter-comparator|5.0.0"/>       </binding>     </element>     <element id="DataRequirement.valueFilter.value[x]">      <path value="DataRequirement.valueFilter.value[x]"/>       <short value="The value of the filter, as a Period, DateTime, or Duration value"/>       <definition value="The value of the filter."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="dateTime"/>       </type>       <type>         <code value="Period"/>       </type>       <type>         <code value="Duration"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.limit">      <path value="DataRequirement.limit"/>       <short value="Number of results"/>       <definition value="Specifies a maximum number of results that are required (uses the _count search

       parameter)."/> 
      <comment value="This element can be used in combination with the sort element to specify quota

       requirements such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;."/> 
      <requirements value="Enables the requirement &quot;most recent 5 results&quot; to be expressed."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="positiveInt"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.sort">      <path value="DataRequirement.sort"/>       <short value="Order of the results"/>       <definition value="Specifies the order of the results to be returned."/>       <comment value="This element can be used in combination with the sort element to specify quota

       requirements such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;.
       When multiple sorts are specified, they are applied in the order they appear in
       the resource."/> 
      <requirements value="Enables the requirement &quot;most recent 5 results&quot; to be expressed."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="Element"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.sort.path">      <path value="DataRequirement.sort.path"/>       <short value="The name of the attribute to perform the sort"/>       <definition value="The attribute of the sort. The specified path must be resolvable from the type

       of the required data. The path is allowed to contain qualifiers (.) to traverse
       sub-elements, as well as indexers ([x]) to traverse multiple-cardinality sub-elements.
       Note that the index must be an integer constant."/> 
      <min value="1"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <isSummary value="true"/>     </element>     <element id="DataRequirement.sort.direction">      <path value="DataRequirement.sort.direction"/>       <short value="ascending | descending"/>       <definition value="The direction of the sort, ascending or descending."/>       <min value="1"/>       <max value="1"/>       <type>         <code value="code"/>       </type>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/tools/StructureDefinition/binding-definition">          <valueString value="The possible sort directions, ascending or descending."/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="SortDirection"/>         </extension>         <strength value="required"/>         <description value="The possible sort directions, ascending or descending."/>         <valueSet value="http://hl7.org/fhir/ValueSet/sort-direction|5.0.0"/>       </binding>     </element>   </differential> 


</

StructureDefinition

>



Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.