PREFIX ov: PREFIX owl: PREFIX skos: PREFIX rdfs: PREFIX dbr: PREFIX xsd: PREFIX sh: PREFIX rdf: PREFIX vann: PREFIX dc: PREFIX dct: PREFIX hito: hito:CDA a hito:Interoperability; hito:subStandardOf hito:HL7; dct:source ; rdfs:comment "HL7 Clinical Document Architecture"@en; rdfs:label "HL7 CDA"@en.