description: An extension to hold a reference to an associated encounter. package_name: NHSD.Assets.STU3 derivation: constraint name: Extension-ITK-AssociatedEncounter-1 type: Extension elements: url: pattern: {type: Uri, value: 'https://fhir.nhs.uk/STU3/StructureDefinition/Extension-ITK-AssociatedEncounter-1'} index: 0 valueReference: type: Reference refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-ITK-Encounter-1'] index: 1 slicing: slices: valueReference: match: {} schema: type: Reference refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-ITK-Encounter-1'] _required: true index: 1 elements: reference: {index: 2} required: [reference] package_version: 1.0.0 class: extension kind: complex-type url: https://fhir.nhs.uk/STU3/StructureDefinition/Extension-ITK-AssociatedEncounter-1 base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0 required: [valueReference]