| Source Element | Usage | Target |
| Immunization.id | UseElementSameName | Immunization.id |
| Immunization.meta | UseElementSameName | Immunization.meta |
| Immunization.implicitRules | UseElementSameName | Immunization.implicitRules |
| Immunization.language | UseElementSameName | Immunization.language |
| Immunization.text | UseElementSameName | Immunization.text |
| Immunization.contained | UseElementSameName | Immunization.contained |
| Immunization.extension | UseElementSameName | Immunization.extension |
| Immunization.modifierExtension | UseElementSameName | Immunization.modifierExtension |
| Immunization.identifier | UseElementSameName | Immunization.identifier |
| Immunization.status | UseOneOfElements | Immunization.status,Immunization.status |
| Immunization.statusReason | UseElementSameName | Immunization.statusReason |
| Immunization.vaccineCode | UseElementSameName | Immunization.vaccineCode |
| Immunization.patient | UseElementSameName | Immunization.patient |
| Immunization.encounter | UseElementSameName | Immunization.encounter |
| Immunization.occurrence[x] | UseElementSameName | Immunization.occurrence[x] |
| Immunization.recorded | UseExtension | http://hl7.org/fhir/4.3/StructureDefinition/extension-Immunization.recorded |
| Immunization.primarySource | UseElementSameName | Immunization.primarySource |
| Immunization.reportOrigin | UseExtension | http://hl7.org/fhir/4.3/StructureDefinition/extension-Immunization.reportOrigin |
| Immunization.location | UseElementSameName | Immunization.location |
| Immunization.manufacturer | UseElementSameName | Immunization.manufacturer |
| Immunization.lotNumber | UseElementSameName | Immunization.lotNumber |
| Immunization.expirationDate | UseElementSameName | Immunization.expirationDate |
| Immunization.site | UseElementSameName | Immunization.site |
| Immunization.route | UseElementSameName | Immunization.route |
| Immunization.doseQuantity | UseElementSameName | Immunization.doseQuantity |
| Immunization.performer | UseElementSameName | Immunization.performer |
| Immunization.performer.id | UseElementSameName | Immunization.performer.id |
| Immunization.performer.extension | UseElementSameName | Immunization.performer.extension |
| Immunization.performer.modifierExtension | UseElementSameName | Immunization.performer.modifierExtension |
| Immunization.performer.function | UseElementSameName | Immunization.performer.function |
| Immunization.performer.actor | UseExtension | http://hl7.org/fhir/4.3/StructureDefinition/extension-Immunization.performer.actor |
| Immunization.note | UseElementSameName | Immunization.note |
| Immunization.reasonCode | UseOneOfElements | Immunization.reason,Immunization.reason |
| Immunization.reasonReference | UseElementRenamed | Immunization.reason |
| Immunization.isSubpotent | UseElementSameName | Immunization.isSubpotent |
| Immunization.subpotentReason | UseElementSameName | Immunization.subpotentReason |
| Immunization.education | UseExtension | http://hl7.org/fhir/4.3/StructureDefinition/extension-Immunization.education |
| Immunization.education.id | UseExtensionFromAncestor | - |
| Immunization.education.extension | UseExtensionFromAncestor | - |
| Immunization.education.modifierExtension | UseExtensionFromAncestor | - |
| Immunization.education.documentType | UseExtensionFromAncestor | - |
| Immunization.education.reference | UseExtensionFromAncestor | - |
| Immunization.education.publicationDate | UseExtensionFromAncestor | - |
| Immunization.education.presentationDate | UseExtensionFromAncestor | - |
| Immunization.programEligibility | UseElementRenamed | Immunization.programEligibility.program |
| Immunization.fundingSource | UseElementSameName | Immunization.fundingSource |
| Immunization.reaction | UseElementSameName | Immunization.reaction |
| Immunization.reaction.id | UseElementSameName | Immunization.reaction.id |
| Immunization.reaction.extension | UseElementSameName | Immunization.reaction.extension |
| Immunization.reaction.modifierExtension | UseElementSameName | Immunization.reaction.modifierExtension |
| Immunization.reaction.date | UseElementSameName | Immunization.reaction.date |
| Immunization.reaction.detail | UseElementRenamed | Immunization.reaction.manifestation |
| Immunization.reaction.reported | UseElementSameName | Immunization.reaction.reported |
| Immunization.protocolApplied | UseElementSameName | Immunization.protocolApplied |
| Immunization.protocolApplied.id | UseElementSameName | Immunization.protocolApplied.id |
| Immunization.protocolApplied.extension | UseElementSameName | Immunization.protocolApplied.extension |
| Immunization.protocolApplied.modifierExtension | UseElementSameName | Immunization.protocolApplied.modifierExtension |
| Immunization.protocolApplied.series | UseElementSameName | Immunization.protocolApplied.series |
| Immunization.protocolApplied.authority | UseElementSameName | Immunization.protocolApplied.authority |
| Immunization.protocolApplied.targetDisease | UseElementSameName | Immunization.protocolApplied.targetDisease |
| Immunization.protocolApplied.doseNumber[x] | UseExtension | http://hl7.org/fhir/4.3/StructureDefinition/extension-Immunization.protocolApplied.doseNumber |
| Immunization.protocolApplied.seriesDoses[x] | UseExtension | http://hl7.org/fhir/4.3/StructureDefinition/extension-Immunization.protocolApplied.seriesDoses |