description: The AdvanceDirective concept of zib TreatmentDirective2. package_name: healthdata.be.r4.cbb derivation: constraint name: ExtTreatmentDirective2AdvanceDirective type: Extension elements: url: pattern: {type: Uri, value: 'https://fhir.healthdata.be/StructureDefinition/ext-TreatmentDirective2.AdvanceDirective'} index: 0 value: short: AdvanceDirective choices: [valueReference] index: 2 valueReference: short: AdvanceDirective refers: ['https://fhir.healthdata.be/StructureDefinition/HdBe-AdvanceDirective'] type: Reference choiceOf: value index: 3 package_version: 0.14.0-beta class: extension kind: complex-type url: https://fhir.healthdata.be/StructureDefinition/ext-TreatmentDirective2.AdvanceDirective base: http://hl7.org/fhir/StructureDefinition/Extension version: null