description: This cross-version extension represents RequestGroup.action.relatedAction.actionId from http://hl7.org/fhir/StructureDefinition/RequestGroup|4.0.1 for use in FHIR R5. package_name: rs/hl7.fhir.uv.xver derivation: constraint name: ext_R4_RequestGroup_ac_re_actionId type: Extension elements: value: base: {path: 'Extension.value[x]'} short: What action this is related to choices: [valueId] index: 1 valueId: base: {path: 'Extension.value[x]'} type: id short: What action this is related to choiceOf: value index: 2 url: pattern: {type: uri, value: 'http://hl7.org/fhir/4.0/StructureDefinition/extension-RequestGroup.action.relatedAction.actionId'} type: uri index: 3 package_version: r4.r5-0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/4.0/StructureDefinition/extension-RequestGroup.action.relatedAction.actionId base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]