RT Journal Article SR Electronic T1 New salicylates as maintenance treatment in ulcerative colitis. JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 640 OP 640 DO 10.1136/gut.36.4.640 VO 36 IS 4 A1 Sninsky, C A YR 1995 UL http://gut.bmj.com/content/36/4/640.1.abstract AB