TY - JOUR AU - Lobo, A J; Foster, P N; Burke, D A TI - The role of azathioprine in the management of ulcerative colitis JO - Dis Colon Rectum VL - 33 PY - 1990 DO - 10.1007/BF02156261 L3 - PubMed-ID: 2328625 SP - 374 EP - 377 N1 - et al. ER -