assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:5401 IAO:0000115 An adenoma that derives_from epithelial cells which have clear cytoplasm. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.pathologyoutlines.com/topic/parathyroidwaterclearadenoma.html""}]}"