description: This cross-version extension represents ClinicalImpression.action from http://hl7.org/fhir/StructureDefinition/ClinicalImpression|3.0.2 for use in FHIR R5. package_name: hl7.fhir.uv.xver derivation: constraint name: ext_R3_ClinicalImpression_action type: Extension elements: value: base: {path: 'Extension.value[x]'} short: Action taken as part of assessment procedure choices: [valueReference] index: 1 valueReference: base: {path: 'Extension.value[x]'} type: Reference short: Action taken as part of assessment procedure choiceOf: value refers: ['http://hl7.org/fhir/StructureDefinition/Appointment', 'http://hl7.org/fhir/StructureDefinition/MedicationRequest', 'http://hl7.org/fhir/StructureDefinition/Procedure', 'http://hl7.org/fhir/StructureDefinition/ProcedureRequest', 'http://hl7.org/fhir/StructureDefinition/ReferralRequest'] index: 2 url: pattern: {type: Uri, value: 'http://hl7.org/fhir/3.0/StructureDefinition/extension-ClinicalImpression.action'} index: 3 package_version: r3.r5-0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/3.0/StructureDefinition/extension-ClinicalImpression.action base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]