This structure is derived from Composition .

Summary

Mandatory: 4 elements (+1 nested mandatory element)
Fixed Value: 1 element
Prohibited: 1 element

Extensions

This structure refers to these extensions:

• http://hl7.org/fhir/StructureDefinition/cqm-ValidityPeriod

This structure is derived from indicates the differences between this profile and the base Composition . structure.

Name	Flags	Card.	Type	Description & Constraints
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
cqm-ValidityPeriod ValidityPeriod		1..1	dateTime	The validity of the catalog URL: http://hl7.org/fhir/StructureDefinition/cqm-ValidityPeriod
type		1..1	CodeableConcept	The type of document - a Catalog Fixed Value: As shown
text		1..1	string	Plain text representation of the concept Fixed Value: Catalog
category		1..1	CodeableConcept	The Content of the section Binding: CatalogType ( example ): The type of catalog.
subject		0 .. 0
date:IssueDate		1..1	dateTime	When the Catalog was created
section		0..*	BackboneElement	Composition is broken into sections
Documentation for this format

This provides the consolidated view (aka snapshot) of the profile after applying the changes in this profile to the base Composition structure.

Name	Flags	Card.	Type	Description & Constraints
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?! Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: Common Languages ( preferred ): IETF language tag Additional Bindings Purpose All Languages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
cqm-ValidityPeriod ValidityPeriod		1..1	dateTime	The validity of the catalog URL: http://hl7.org/fhir/StructureDefinition/cqm-ValidityPeriod
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored
identifier url	Σ	0..1	uri	Canonical identifier for this Composition, represented as a URI (globally unique)
identifier	Σ	0..*	Identifier	Version-independent identifier for the Composition
version	Σ	0..1	string	An explicitly assigned identifer of a variation of the content in the Composition
status	?! Σ	1..1	code	registered | partial | preliminary | final | amended | corrected | appended | cancelled | entered-in-error | deprecated | unknown Binding: CompositionStatus ( required ): The workflow/clinical status of the composition.
type	Σ	1..1	CodeableConcept	The type of document - a Catalog Binding: FHIR Document Type Codes ( preferred ): Type of a composition. Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
coding		0..0	Coding	Code defined by a terminology system
text		1..1	string	Plain text representation of the concept Fixed Value: Catalog
category	Σ	1..1	CodeableConcept	The Content of the section Binding: CatalogType ( example ): The type of catalog.
encounter	Σ	0..1	Reference ( Encounter )	Context of the Composition
date:IssueDate	Σ	1..1	dateTime	When the Catalog was created
useContext	Σ	0..*	UsageContext	The context that the content is intended to support
author	Σ	1..*	Reference ( Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization )	Who and/or what authored the composition
name	Σ	0..1	string	Name for this Composition (computer friendly)
title	Σ	1..1	string	Human Readable name/title
confidentiality note		0..1 0..*	code Annotation	As defined by affinity domain Binding: Confidentiality ( required ): Codes specifying the level of confidentiality of the composition. For any additional notes
attester		0..*	BackboneElement	Attests to accuracy of composition
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode		1..1	code CodeableConcept	personal | professional | legal | official Binding: CompositionAttestationMode ( required preferred ): The way in which a person authenticated a composition.
time		0..1	dateTime	When the composition was attested
party		0..1	Reference ( Patient | RelatedPerson | Practitioner | PractitionerRole | Organization )	Who attested the composition
custodian	Σ	0..1	Reference ( Organization )	Organization which maintains the composition
relatesTo		0..*	BackboneElement RelatedArtifact	Relationships to other compositions/documents
event	Σ	0..*	BackboneElement	The clinical service(s) being documented
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	0..*	CodeableConcept	Code(s) that apply to the event being documented Binding: v3 Code System ActCode ( example ): This list of codes represents the main clinical acts being documented.
period	Σ	0..1	Period	The period covered by the documentation
detail	Σ	0..*	Reference ( Resource )	The event(s) being documented
section	I C	0..*	BackboneElement	Composition is broken into sections
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Document Section Codes ( example ): Classification of a section of a composition/document.
author		0..*	Reference ( Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization )	Who and/or what authored the section
focus		0..1	Reference ( Resource )	Who/what the section is about, when it is not about the subject of composition
text	I C	0..1	Narrative	Text summary of the section, for human interpretation
mode		0..1	code	working | snapshot | changes Binding: ListMode ( required ): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: List Order Codes ( preferred ): What order applies to the items in the entry.
entry	I C	0..*	Reference ( CatalogEntry Resource )	A reference to data that supports this section
emptyReason	I C	0..1	CodeableConcept	Why the section is empty Binding: List Empty Reasons ( preferred ): If a section is empty, why it is empty.
section	I C	0..*	See section (Composition)	Nested Section
Documentation for this format

<!-- Profile for Catalog -->

<Composition xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->
 <</meta>
 <
 <
 <

 <meta><!-- I 0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!-- I 0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!-- I 0..1 Language of the resource content   -->
 <text><!-- I 0..1 Narrative 

     Text summary of the resource, for human interpretation --></text>
 <</contained>

 <contained><!-- 0..* Resource Contained, inline Resources --></contained>

 <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
 <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <url value="[uri]"/><!-- I 0..1 Canonical identifier for this Composition, represented as a URI (globally unique) -->
 <identifier><!-- I 0..* Identifier 

     Version-independent identifier for the Composition --></identifier>
 <
 <</type>
 <</category>
 <

 <version value="[string]"/><!-- I 0..1 
     An explicitly assigned identifer of a variation of the content in the Composition -->
 <status value="[code]"/><!-- I 1..1 registered | partial | preliminary | final | amended | corrected | appended | cancelled | entered-in-error | deprecated | unknown   -->
 <type><!-- I 1..1 CodeableConcept The type of document - a Catalog   --></type>
 <category><!-- I 1..1 CodeableConcept The Content of the section   --></category>
 <subject><!-- I 0..0 Reference(Resource) 

     Who and/or what the composition is about --></subject>
 <</encounter>
 <
 <

 <encounter><!-- I 0..1 Reference(Encounter) Context of the Composition --></encounter>
 <date value="[dateTime]"/><!-- I 1..1 When the Catalog was created -->
 <useContext><!-- I 0..* UsageContext 
     The context that the content is intended to support --></useContext>
 <author><!-- I 1..* Reference(Practitioner) 

     Who and/or what authored the composition --></author>
 <
 <
 <

 <name value="[string]"/><!-- I 0..1 Name for this Composition (computer friendly) -->
 <title value="[string]"/><!-- I 1..1 Human Readable name/title -->
 <note><!-- I 0..* Annotation For any additional notes --></note>
 <attester> I 0..* BackboneElement  <!-- I 0..* Attests to accuracy of composition -->

  <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <
  <
  <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <mode><!-- I 1..1 CodeableConcept personal | professional | legal | official   --></mode>
  <time value="[dateTime]"/><!-- I 0..1 When the composition was attested -->
  <party><!-- I 0..1 Reference(Patient) 

      Who attested the composition --></party>
 </attester>
 <

 <custodian><!-- I 0..1 Reference(Organization) 

     Organization which maintains the composition --></custodian>
 <
  <<a href="catalog-definitions.html#Composition.relatesTo.modifierExtension" title="May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. 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. Applications processing a resource are required to check for modifier extensions.

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <
  <
      Target of the relationship</target[x]>
 </relatesTo>
 <

 <relatesTo><!-- I 0..* RelatedArtifact 
     Relationships to other compositions/documents --></relatesTo>
 <event> I 0..* BackboneElement  <!-- I 0..* The clinical service(s) being documented -->

  <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <</code>
  <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <code><!-- I 0..* CodeableConcept Code(s) that apply to the event being documented    --></code>
  <period><!-- I 0..1 Period 

      The period covered by the documentation --></period>
  <

  <detail><!-- I 0..* Reference(Resource) 

      The event(s) being documented --></detail>
 </event>
 <

 <section> I 0..* BackboneElement  <!-- I 0..* Composition is broken into sections -->

  <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <
  <</code>
  <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <title value="[string]"/><!-- I 0..1 Label for section (e.g. for ToC) -->
  <code><!-- I 0..1 CodeableConcept Classification of section (recommended)   --></code>
  <author><!-- I 0..* Reference(Practitioner) 

      Who and/or what authored the section --></author>
  <

  <focus><!-- I 0..1 Reference(Resource) 

      Who/what the section is about, when it is not about the subject of composition --></focus>
  <

  <text><!-- I 0..1 Narrative 

      Text summary of the section, for human interpretation --></text>
  <
  <</orderedBy>
  <
      The Content of the section</entry>
  <</emptyReason>

  <mode value="[code]"/><!-- I 0..1 working | snapshot | changes   -->
  <orderedBy><!-- I 0..1 CodeableConcept Order of section entries   --></orderedBy>
  <entry><!-- I 0..* Reference(Resource) 
      A reference to data that supports this section --></entry>
  <emptyReason><!-- I 0..1 CodeableConcept Why the section is empty   --></emptyReason>

  <section><!-- See http://hl7.org/fhir/StructureDefinition/Composition#Composition.section  Nested Section --></section>
 </section>
</Composition>

{ // Profile for Catalog
  // from Element: extension
    "
    "
    "
    "
    "

    "meta" : { Meta }, // IMetadata about the resource
    "implicitRules" : "<uri>", // IA set of rules under which this content was created
    "language" : "<code>", // ILanguage of the resource content
    "text" : { Narrative }, // IText summary of the resource, for human interpretation
    "contained" : [{ Resource }], //Contained, inline Resources

    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { //  

      { // The validity of the catalog // I R! 

        // from Element: extension
      }
    ],
    "Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">
    "
    "
    " 
    "
    "
    "
    "
    "
    "
    "
    "
    "
    "
    "

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension" : [{ Extension }], // IExtensions that cannot be ignored
    "url" : "<uri>", // ICanonical identifier for this Composition, represented as a URI (globally unique)
    "identifier" : [{ Identifier }], // IVersion-independent identifier for the Composition
    "version" : "<string>", // IAn explicitly assigned identifer of a variation of the content in the Composition
    "status" : "<code>", // I R! registered | partial | preliminary | final | amended | corrected | appended | cancelled | entered-in-error | deprecated | unknown
    "type" : { CodeableConcept }, // I R! 
    "category" : { CodeableConcept }, // I R! The Content of the section
    "encounter" : { Reference(Encounter) }, // IContext of the Composition
    "date" : "<dateTime>", // I R! When the Catalog was created
    "useContext" : [{ UsageContext }], // IThe context that the content is intended to support
    "author" : [{ Reference(Practitioner) }], // I R! Who and/or what authored the composition
    "name" : "<string>", // IName for this Composition (computer friendly)
    "title" : "<string>", // I R! Human Readable name/title
    "note" : [{ Annotation }], // IFor any additional notes
    "attester" : [{ BackboneElement }], // IAttests to accuracy of composition
    "custodian" : { Reference(Organization) }, // IOrganization which maintains the composition
    "relatesTo" : [{ RelatedArtifact }], // IRelationships to other compositions/documents
    "event" : [{ BackboneElement }], // IThe clinical service(s) being documented
    "section" : [{ BackboneElement }], // IComposition is broken into sections

  }

Summary

Mandatory: 4 elements (+1 nested mandatory element)
Fixed Value: 1 element
Prohibited: 1 element

Extensions

This structure refers to these extensions:

• http://hl7.org/fhir/StructureDefinition/cqm-ValidityPeriod

This provides the consolidated view (aka snapshot) of the profile after applying the changes in this profile to the base Composition structure.

Name	Flags	Card.	Type	Description & Constraints
Composition		0..*	Composition	A set of resources composed into a single coherent clinical statement with clinical attestation
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?! Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: Common Languages ( preferred ): IETF language tag Additional Bindings Purpose All Languages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
cqm-ValidityPeriod ValidityPeriod		1..1	dateTime	The validity of the catalog URL: http://hl7.org/fhir/StructureDefinition/cqm-ValidityPeriod
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored
identifier url	Σ	0..1	uri	Canonical identifier for this Composition, represented as a URI (globally unique)
identifier	Σ	0..*	Identifier	Version-independent identifier for the Composition
version	Σ	0..1	string	An explicitly assigned identifer of a variation of the content in the Composition
status	?! Σ	1..1	code	registered | partial | preliminary | final | amended | corrected | appended | cancelled | entered-in-error | deprecated | unknown Binding: CompositionStatus ( required ): The workflow/clinical status of the composition.
type	Σ	1..1	CodeableConcept	The type of document - a Catalog Binding: FHIR Document Type Codes ( preferred ): Type of a composition. Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
coding		0..0	Coding	Code defined by a terminology system
text		1..1	string	Plain text representation of the concept Fixed Value: Catalog
category	Σ	1..1	CodeableConcept	The Content of the section Binding: CatalogType ( example ): The type of catalog.
encounter	Σ	0..1	Reference ( Encounter )	Context of the Composition
date:IssueDate	Σ	1..1	dateTime	When the Catalog was created
useContext	Σ	0..*	UsageContext	The context that the content is intended to support
author	Σ	1..*	Reference ( Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization )	Who and/or what authored the composition
name	Σ	0..1	string	Name for this Composition (computer friendly)
title	Σ	1..1	string	Human Readable name/title
confidentiality note		0..1 0..*	code Annotation	As defined by affinity domain Binding: Confidentiality ( required ): Codes specifying the level of confidentiality of the composition. For any additional notes
attester		0..*	BackboneElement	Attests to accuracy of composition
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode		1..1	code CodeableConcept	personal | professional | legal | official Binding: CompositionAttestationMode ( required preferred ): The way in which a person authenticated a composition.
time		0..1	dateTime	When the composition was attested
party		0..1	Reference ( Patient | RelatedPerson | Practitioner | PractitionerRole | Organization )	Who attested the composition
custodian	Σ	0..1	Reference ( Organization )	Organization which maintains the composition
relatesTo		0..*	BackboneElement RelatedArtifact	Relationships to other compositions/documents
event	Σ	0..*	BackboneElement	The clinical service(s) being documented
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	0..*	CodeableConcept	Code(s) that apply to the event being documented Binding: v3 Code System ActCode ( example ): This list of codes represents the main clinical acts being documented.
period	Σ	0..1	Period	The period covered by the documentation
detail	Σ	0..*	Reference ( Resource )	The event(s) being documented
section	I C	0..*	BackboneElement	Composition is broken into sections
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?! Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Document Section Codes ( example ): Classification of a section of a composition/document.
author		0..*	Reference ( Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization )	Who and/or what authored the section
focus		0..1	Reference ( Resource )	Who/what the section is about, when it is not about the subject of composition
text	I C	0..1	Narrative	Text summary of the section, for human interpretation
mode		0..1	code	working | snapshot | changes Binding: ListMode ( required ): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: List Order Codes ( preferred ): What order applies to the items in the entry.
entry	I C	0..*	Reference ( CatalogEntry Resource )	A reference to data that supports this section
emptyReason	I C	0..1	CodeableConcept	Why the section is empty Binding: List Empty Reasons ( preferred ): If a section is empty, why it is empty.
section	I C	0..*	See section (Composition)	Nested Section
Documentation for this format

<!-- Profile for Catalog -->

<Composition xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->
 <</meta>
 <
 <
 <

 <meta><!-- I 0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!-- I 0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!-- I 0..1 Language of the resource content   -->
 <text><!-- I 0..1 Narrative 

     Text summary of the resource, for human interpretation --></text>
 <</contained>

 <contained><!-- 0..* Resource Contained, inline Resources --></contained>

 <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
 <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <url value="[uri]"/><!-- I 0..1 Canonical identifier for this Composition, represented as a URI (globally unique) -->
 <identifier><!-- I 0..* Identifier 

     Version-independent identifier for the Composition --></identifier>
 <
 <</type>
 <</category>
 <

 <version value="[string]"/><!-- I 0..1 
     An explicitly assigned identifer of a variation of the content in the Composition -->
 <status value="[code]"/><!-- I 1..1 registered | partial | preliminary | final | amended | corrected | appended | cancelled | entered-in-error | deprecated | unknown   -->
 <type><!-- I 1..1 CodeableConcept The type of document - a Catalog   --></type>
 <category><!-- I 1..1 CodeableConcept The Content of the section   --></category>
 <subject><!-- I 0..0 Reference(Resource) 

     Who and/or what the composition is about --></subject>
 <</encounter>
 <
 <

 <encounter><!-- I 0..1 Reference(Encounter) Context of the Composition --></encounter>
 <date value="[dateTime]"/><!-- I 1..1 When the Catalog was created -->
 <useContext><!-- I 0..* UsageContext 
     The context that the content is intended to support --></useContext>
 <author><!-- I 1..* Reference(Practitioner) 

     Who and/or what authored the composition --></author>
 <
 <
 <

 <name value="[string]"/><!-- I 0..1 Name for this Composition (computer friendly) -->
 <title value="[string]"/><!-- I 1..1 Human Readable name/title -->
 <note><!-- I 0..* Annotation For any additional notes --></note>
 <attester> I 0..* BackboneElement  <!-- I 0..* Attests to accuracy of composition -->

  <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <
  <
  <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <mode><!-- I 1..1 CodeableConcept personal | professional | legal | official   --></mode>
  <time value="[dateTime]"/><!-- I 0..1 When the composition was attested -->
  <party><!-- I 0..1 Reference(Patient) 

      Who attested the composition --></party>
 </attester>
 <

 <custodian><!-- I 0..1 Reference(Organization) 

     Organization which maintains the composition --></custodian>
 <
  <<a href="catalog-definitions.html#Composition.relatesTo.modifierExtension" title="May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. 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. Applications processing a resource are required to check for modifier extensions.

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <
  <
      Target of the relationship</target[x]>
 </relatesTo>
 <

 <relatesTo><!-- I 0..* RelatedArtifact 
     Relationships to other compositions/documents --></relatesTo>
 <event> I 0..* BackboneElement  <!-- I 0..* The clinical service(s) being documented -->

  <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <</code>
  <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <code><!-- I 0..* CodeableConcept Code(s) that apply to the event being documented    --></code>
  <period><!-- I 0..1 Period 

      The period covered by the documentation --></period>
  <

  <detail><!-- I 0..* Reference(Resource) 

      The event(s) being documented --></detail>
 </event>
 <

 <section> I 0..* BackboneElement  <!-- I 0..* Composition is broken into sections -->

  <Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict"></modifierExtension>
  <
  <</code>
  <

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <title value="[string]"/><!-- I 0..1 Label for section (e.g. for ToC) -->
  <code><!-- I 0..1 CodeableConcept Classification of section (recommended)   --></code>
  <author><!-- I 0..* Reference(Practitioner) 

      Who and/or what authored the section --></author>
  <

  <focus><!-- I 0..1 Reference(Resource) 

      Who/what the section is about, when it is not about the subject of composition --></focus>
  <

  <text><!-- I 0..1 Narrative 

      Text summary of the section, for human interpretation --></text>
  <
  <</orderedBy>
  <
      The Content of the section</entry>
  <</emptyReason>

  <mode value="[code]"/><!-- I 0..1 working | snapshot | changes   -->
  <orderedBy><!-- I 0..1 CodeableConcept Order of section entries   --></orderedBy>
  <entry><!-- I 0..* Reference(Resource) 
      A reference to data that supports this section --></entry>
  <emptyReason><!-- I 0..1 CodeableConcept Why the section is empty   --></emptyReason>

  <section><!-- See http://hl7.org/fhir/StructureDefinition/Composition#Composition.section  Nested Section --></section>
 </section>
</Composition>

{ // Profile for Catalog
  // from Element: extension
    "
    "
    "
    "
    "

    "meta" : { Meta }, // IMetadata about the resource
    "implicitRules" : "<uri>", // IA set of rules under which this content was created
    "language" : "<code>", // ILanguage of the resource content
    "text" : { Narrative }, // IText summary of the resource, for human interpretation
    "contained" : [{ Resource }], //Contained, inline Resources

    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { //  

      { // The validity of the catalog // I R! 

        // from Element: extension
      }
    ],
    "Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">
    "
    "
    " 
    "
    "
    "
    "
    "
    "
    "
    "
    "
    "
    "

Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself) (this element modifies the meaning of other elements)" class="dict">modifierExtension" : [{ Extension }], // IExtensions that cannot be ignored
    "url" : "<uri>", // ICanonical identifier for this Composition, represented as a URI (globally unique)
    "identifier" : [{ Identifier }], // IVersion-independent identifier for the Composition
    "version" : "<string>", // IAn explicitly assigned identifer of a variation of the content in the Composition
    "status" : "<code>", // I R! registered | partial | preliminary | final | amended | corrected | appended | cancelled | entered-in-error | deprecated | unknown
    "type" : { CodeableConcept }, // I R! 
    "category" : { CodeableConcept }, // I R! The Content of the section
    "encounter" : { Reference(Encounter) }, // IContext of the Composition
    "date" : "<dateTime>", // I R! When the Catalog was created
    "useContext" : [{ UsageContext }], // IThe context that the content is intended to support
    "author" : [{ Reference(Practitioner) }], // I R! Who and/or what authored the composition
    "name" : "<string>", // IName for this Composition (computer friendly)
    "title" : "<string>", // I R! Human Readable name/title
    "note" : [{ Annotation }], // IFor any additional notes
    "attester" : [{ BackboneElement }], // IAttests to accuracy of composition
    "custodian" : { Reference(Organization) }, // IOrganization which maintains the composition
    "relatesTo" : [{ RelatedArtifact }], // IRelationships to other compositions/documents
    "event" : [{ BackboneElement }], // IThe clinical service(s) being documented
    "section" : [{ BackboneElement }], // IComposition is broken into sections

  }