assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:5350 IAO:0000115 An ovarian primitive germ cell tumor that has_material_basis_in cells that line the yolk sac of the embryo. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://en.wikipedia.org/wiki/Endodermal_sinus_tumor""}]}" 1 0 graph DOID:5350 oio:hasExactSynonym Endodermal sinus tumor of ovary @en 1 0 graph DOID:5350 oio:hasDbXref UMLS_CUI:C0346188 xsd:string 1 0 graph DOID:5350 oio:hasExactSynonym Endodermal sinus tumour of ovary @en 1 0 graph DOID:5350 oio:hasExactSynonym Ovarian Yolk Sac tumour @en 1 0 graph DOID:5350 oio:hasExactSynonym ovarian endodermal sinus tumour @en 1 0 graph DOID:5350 oio:hasExactSynonym Ovarian Yolk Sac tumor @en 1 0 graph DOID:5350 rdf:type owl:Class _IRI 1 0 graph DOID:5350 oio:hasOBONamespace disease_ontology xsd:string 1 0 graph DOID:5350 rdfs:subClassOf DOID:5351 _IRI 1 0 graph DOID:5350 oio:id DOID:5350 xsd:string 1 0 graph DOID:5350 rdfs:label ovarian endodermal sinus tumor xsd:string 1 0 graph DOID:5350 oio:inSubset obo:doid#NCIthesaurus _IRI 1 0 graph DOID:5350 oio:hasDbXref SNOMEDCT_US_2023_03_01:254876005 xsd:string 1 0 graph DOID:5350 oio:hasDbXref NCI:C8107 xsd:string