description: Mechanism to reference or hold value of a certificate. package_name: hl7.fhir.au.pd derivation: constraint name: Encrypting Qualified Certificate Reference type: Extension elements: url: pattern: {type: Uri, value: 'http://hl7.org.au/fhir/StructureDefinition/encrypting-qualified-certificate-reference'} index: 0 value: choices: [valueString, valueUri] index: 2 valueString: {type: string, choiceOf: value, index: 3} valueUri: {type: uri, choiceOf: value, index: 4} package_version: 0.1.0 class: extension kind: complex-type url: http://hl7.org.au/fhir/StructureDefinition/encrypting-qualified-certificate-reference base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [valueUri, valueString, value]