description: The preferred ranking or order of contact applied to a contact on a Patient's contact list. package_name: fhir.r4.ukcore.stu3.currentbuild derivation: constraint name: ExtensionUKCoreContactRank type: Extension elements: url: pattern: {type: uri, value: 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-ContactRank'} type: uri index: 0 value: short: The preferred ranking or order of contact applied to a contact on a patient's contact list choices: [valuePositiveInt] index: 2 valuePositiveInt: {type: positiveInt, short: The preferred ranking or order of contact applied to a contact on a patient's contact list, choiceOf: value, index: 3} package_version: 0.0.15-pre-release class: extension kind: complex-type url: https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-ContactRank base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.2.0 required: [value, valuePositiveInt]