description: This cross-version extension represents ClaimResponse.addItem.subSite from http://hl7.org/fhir/StructureDefinition/ClaimResponse|4.3.0 for use in FHIR R5. package_name: hl7.fhir.uv.xver-r4b.r5 derivation: constraint name: ext_R4B_ClaimResponse_ad_subSite type: Extension elements: value: base: {path: 'Extension.value[x]'} short: Anatomical sub-location choices: [valueCodeableConcept] index: 1 valueCodeableConcept: base: {path: 'Extension.value[x]'} type: CodeableConcept short: Anatomical sub-location choiceOf: value index: 2 url: pattern: {type: uri, value: 'http://hl7.org/fhir/4.3/StructureDefinition/extension-ClaimResponse.addItem.subSite'} type: uri index: 3 package_version: 0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/4.3/StructureDefinition/extension-ClaimResponse.addItem.subSite base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]