assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0060076 rdfs:label estrogen-receptor negative breast cancer xsd:string 1 0 graph DOID:0060076 oio:inSubset obo:doid#DO_cancer_slim _IRI 1 0 graph DOID:0060076 oio:id DOID:0060076 xsd:string 1 0 graph DOID:0060076 oio:hasOBONamespace disease_ontology xsd:string 1 0 graph DOID:0060076 oio:creation_date 2011-06-08T12:23:02Z xsd:string 1 0 graph DOID:0060076 oio:created_by lschriml xsd:string 1 0 graph DOID:0060076 rdfs:subClassOf DOID:1612 _IRI 1 0 graph DOID:0060076 rdf:type owl:Class _IRI 1 0 graph DOID:0060076 IAO:0000115 A breast cancer that is characterized by the absence of estrogen 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.ncbi.nlm.nih.gov/pubmed/25471040""}]}"