RT Journal Article SR Electronic T1 The management of immunosuppression in patients with inflammatory bowel disease and cancer JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1523 OP 1528 DO 10.1136/gutjnl-2013-305300 VO 62 IS 11 A1 Oren Bernheim A1 Jean-Frederic Colombel A1 Thomas A Ullman A1 David Laharie A1 Laurent Beaugerie A1 Steven H Itzkowitz YR 2013 UL http://gut.bmj.com/content/62/11/1523.abstract AB