assertion retraction graph subject predicate object datatype annotation 1 0 graph obo:SYMP_0000440 IAO:0000115 A hair symptom that is characterized by the stopping of hair growth (regeneration), which may be a result of hereditary hair loss, immune system overreacts, drugs and treatments, harsh hair-care products, and other factors. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.aad.org/public/diseases/hair-loss/insider/shedding""}]}"