RT Journal Article SR Electronic T1 Don't mistake it as a polyp! JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 553 OP 553 DO 10.1136/gutjnl-2016-312704 VO 66 IS 3 A1 Lim Tian-Zhi A1 Faith Leong Qi Hui A1 Ker-Kan Tan YR 2017 UL http://gut.bmj.com/content/66/3/553.abstract AB