[Drug therapy for ulcerative colitis].
D001379:Azathioprine / Q000627:therapeutic use; D003093:Colitis, Ulcerative / Q000188:drug therapy*; D006801:Humans; D011239:Prednisolone / Q000627:therapeutic use; D012460:Sulfasalazine / Q000627:therapeutic use
D012460:Sulfasalazine; D011239:Prednisolone; D001379:Azathioprine