description: A code system that is supported by the system that is not defined in a value set resource. package_name: hl7.fhir.core derivation: constraint name: supported-system type: Extension elements: extension: {index: 0} url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/capabilitystatement-supported-system'} index: 1 valueUri: {type: uri, index: 2} package_version: 3.5.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/capabilitystatement-supported-system base: http://hl7.org/fhir/StructureDefinition/Extension version: null