TY - GEN AU - Gait,J E AU - Simerl,N A TI - Comparisons of olsalazine and mesalazine in prevention of relapse in ulcerative colitis SN - 0140-6736 PY - 1992///0918 KW - Aminosalicylic Acids KW - therapeutic use KW - Colitis, Ulcerative KW - drug therapy KW - Humans KW - Mesalamine KW - Recurrence KW - Research Design KW - standards N1 - Publication Type: Comment; Comparative Study; Letter UR - https://doi.org/10.1016/0140-6736(92)91809-m ER -