RT Journal Article SR Electronic T1 α4β7 integrin: beyond T cell trafficking JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1377 OP 1379 DO 10.1136/gutjnl-2013-305967 VO 63 IS 9 A1 Kempster, Sarah L A1 Kaser, Arthur YR 2014 UL http://gut.bmj.com/content/63/9/1377.abstract AB