"SNOMEDCT_US_2021_09_01:293663001"^^ . "A drug allergy that has_allergic_trigger sulfasalazine."^^ . _:vb50935976 . _:vb50935976 . _:vb50935976 . . "disease_ontology"^^ . "DOID:0040035"^^ . "UMLS_CUI:C0570587"^^ . . "sulfasalazine allergy"^^ . . _:vb50935976 . . _:vb50935976 .