title: Development of IgA and IgG2 subclass deficiency after sulfasalazine therapy.
authors.forename: F E
authors.initials: FE
authors.lastname: Leickly
authors.forename: R H
authors.initials: RH
authors.lastname: Buckley
mesh_terms: D002648:Child; D003093:Colitis, Ulcerative / Q000188:drug therapy; D006801:Humans; D017098:IgA Deficiency; D017099:IgG Deficiency; D007075:Immunoglobulin M / Q000032:analysis; D008297:Male; D012460:Sulfasalazine / Q000009:adverse effects*
chemical_list: D007075:Immunoglobulin M; D012460:Sulfasalazine