PT - JOURNAL ARTICLE ED - BMJ Publishing Group Ltd and British Society of Gastroenterology TI - Answer DP - 2005 Oct 01 TA - Gut PG - 1390--1390 VI - 54 IP - 10 4099 - http://gut.bmj.com/content/54/10/1390.short 4100 - http://gut.bmj.com/content/54/10/1390.full SO - Gut2005 Oct 01; 54