RT Journal Article SR Electronic T1 Correction JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1732 OP 1732 DO 10.1136/gut.2006.102046corr1 VO 59 IS 12 YR 2010 UL http://gut.bmj.com/content/59/12/1732.2.abstract AB