assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0060079 IAO:0000115 A breast cancer that is characterized by the presence of Her2 receptors. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.cancer.org/cancer/breast-cancer/understanding-a-breast-cancer-diagnosis/breast-cancer-hormone-receptor-status.html""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.sciencedirect.com/science/article/pii/S1470204511703369""}]}"