{description: 'Base StructureDefinition for uri Type: String of characters used to identify a name or a resource', package_name: hl7.fhir.r4b.examples, derivation: specialization, name: uri, type: uri, package_version: 4.3.0, class: primitive-type, kind: primitive-type, url: 'http://hl7.org/fhir/StructureDefinition/uri', base: 'http://hl7.org/fhir/StructureDefinition/Element', version: 4.3.0}