description: This describes whether a parent was present at the immunisation of a child. package_name: fhir.r4.ukcore.stu3.currentbuild derivation: constraint name: ExtensionUKCoreParentPresent type: Extension elements: url: pattern: {type: uri, value: 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-ParentPresent'} type: uri index: 0 value: short: Was a parent of the patient present at an immunisation? choices: [valueBoolean] index: 2 valueBoolean: {type: boolean, short: 'Was a parent of the patient present at an immunisation?', choiceOf: value, index: 3} package_version: 0.0.8-pre-release class: extension kind: complex-type url: https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-ParentPresent base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.2.0 required: [value, valueBoolean]