description: A code system that is supported by the system that is not defined in a value set resource. package_name: hl7.fhir.uv.extensions.r3 derivation: constraint name: CSSupportedSystem type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/capabilitystatement-supported-system'} index: 1 value: choices: [valueUri] index: 3 valueUri: {type: uri, choiceOf: value, index: 4} package_version: 5.1.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/capabilitystatement-supported-system base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.1.0 required: [valueUri, value]