description: This cross-version extension represents ConceptMap.group.target from http://hl7.org/fhir/StructureDefinition/ConceptMap|4.3.0 for use in FHIR R5. package_name: rs/hl7.fhir.uv.xver derivation: constraint name: ext_R4B_ConceptMap_gr_target type: Extension elements: value: base: {path: 'Extension.value[x]'} short: Target system that the concepts are to be mapped to choices: [valueUri] index: 1 valueUri: base: {path: 'Extension.value[x]'} type: uri short: Target system that the concepts are to be mapped to choiceOf: value index: 2 url: pattern: {type: uri, value: 'http://hl7.org/fhir/4.3/StructureDefinition/extension-ConceptMap.group.target'} type: uri index: 3 package_version: r4b.r5-0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/4.3/StructureDefinition/extension-ConceptMap.group.target base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]