description: Information about other contact methods. package_name: fhir.r4.ukcore.stu2 derivation: constraint name: ExtensionUKCoreOtherContactSystem type: Extension elements: url: pattern: {type: uri, value: 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-OtherContactSystem'} type: uri index: 0 value: short: Value for other contact system choices: [valueCoding] index: 2 valueCoding: {type: Coding, short: Value for other contact system, choiceOf: value, index: 3} package_version: 1.1.3 class: extension kind: complex-type url: https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-OtherContactSystem base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.1.0 required: [value, valueCoding]