title: Crohn's disease: progress confounded.
mesh_terms: D000941:Antigens; D003093:Colitis, Ulcerative / Q000175:diagnosis; D003106:Colon; D003424:Crohn Disease / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000276:immunology / Q000628:therapy; D004926:Escherichia coli / Q000302:isolation & purification
chemical_list: D000941:Antigens