description: 'The problem or disorder to which the living will applies as defined by the Dutch Health and Care Information models (Dutch: Zorginformatiebouwsteen or ZIB) ''AdvanceDirective'' version 1.0 - 3.1.' package_name: PGO.02 derivation: constraint name: Zib AdvanceDirective Disorder type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://nictiz.nl/fhir/StructureDefinition/zib-AdvanceDirective-Disorder'} index: 1 valueReference: type: Reference refers: ['http://nictiz.nl/fhir/StructureDefinition/zib-Problem'] index: 2 package_version: 1.02.1 extensions: {} class: extension kind: complex-type url: http://nictiz.nl/fhir/StructureDefinition/zib-AdvanceDirective-Disorder base: http://hl7.org/fhir/StructureDefinition/Extension version: '2.0'