assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:676 IAO:0000115 A rheumatoid arthritis that involves an autoimmune disease onset in children under 16 which attacks the healthy cells and tissue of located_in joint. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007637""},{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007640""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.mayoclinic.com/health/juvenile-rheumatoid-arthritis/DS00018""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.nlm.nih.gov/medlineplus/ency/article/000451.htm""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.umm.edu/ency/article/000451.htm""}]}"