RT Journal Article SR Electronic T1 Prognostic value of estimating serum proteins in cases of ulcerative colitis in remission. JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 491 OP 496 DO 10.1136/gut.10.6.491 VO 10 IS 6 A1 De Dombal, F T YR 1969 UL http://gut.bmj.com/content/10/6/491.abstract AB