description: This cross-version extension represents HealthcareService.telecom from http://hl7.org/fhir/StructureDefinition/HealthcareService|1.0.2 for use in FHIR R5. package_name: hl7.fhir.uv.xver derivation: constraint name: ext_R2_HealthcareService_telecom type: Extension elements: value: base: {path: 'Extension.value[x]'} short: Contacts related to the healthcare service choices: [valueContactPoint] index: 1 valueContactPoint: base: {path: 'Extension.value[x]'} type: ContactPoint short: Contacts related to the healthcare service choiceOf: value index: 2 url: pattern: {type: Uri, value: 'http://hl7.org/fhir/1.0/StructureDefinition/extension-HealthcareService.telecom'} index: 3 package_version: r2.r5-0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/1.0/StructureDefinition/extension-HealthcareService.telecom base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]