description: This cross-version extension represents Group.actual from http://hl7.org/fhir/StructureDefinition/Group|1.0.2 for use in FHIR R5. package_name: hl7.fhir.uv.xver derivation: constraint name: ext_R2_Group_actual type: Extension elements: value: base: {path: 'Extension.value[x]'} short: Descriptive or actual choices: [valueBoolean] index: 1 valueBoolean: base: {path: 'Extension.value[x]'} type: boolean short: Descriptive or actual choiceOf: value index: 2 url: pattern: {type: Uri, value: 'http://hl7.org/fhir/1.0/StructureDefinition/extension-Group.actual'} index: 3 package_version: r2.r5-0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/1.0/StructureDefinition/extension-Group.actual base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]