description: A profile that represents the document or diagram in base64. package_name: hl7.fhir.us.pq derivation: constraint name: Base64DocumentReference abstract: true type: DocumentReference elements: status: pattern: {type: Code, value: current} index: 0 content: mustSupport: true index: 1 elements: attachment: {type: Attachment, mustSupport: true, index: 2} package_version: cmc-fda-1.0.0 class: profile kind: resource url: http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/cmc-document-reference base: http://hl7.org/fhir/StructureDefinition/DocumentReference version: 1.0.0