{description: The US Core DocumentReferences Type Code System is a 'starter set' of categories supported for fetching and storing DocumentReference Resources., package_name: hl7.fhir.us.core, name: USCoreDocumentReferencesCategoryCodes, type: null, package_version: 6.1.0-snapshot1, class: unknown, kind: null, url: 'http://hl7.org/fhir/us/core/CodeSystem/us-core-documentreference-category', version: 6.1.0-snapshot1}