assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:7868 rdf:type owl:Class _IRI 1 0 graph DOID:7868 oio:hasDbXref UMLS_CUI:C1334645 xsd:string 1 0 graph DOID:7868 oio:hasOBONamespace disease_ontology xsd:string 1 0 graph DOID:7868 oio:hasDbXref NCI:C6840 xsd:string 1 0 graph DOID:7868 rdfs:subClassOf DOID:2615 _IRI 1 0 graph DOID:7868 oio:inSubset obo:doid#NCIthesaurus _IRI 1 0 graph DOID:7868 rdfs:subClassOf DOID:1358 _IRI 1 0 graph DOID:7868 rdfs:label maxillary sinus inverted papilloma xsd:string 1 0 graph DOID:7868 oio:id DOID:7868 xsd:string 1 0 graph DOID:7868 oio:hasExactSynonym Inverted papilloma of the maxillary sinus @en