RT Journal Article SR Electronic T1 Reply JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 148 OP 148 DO 10.1136/gut.39.1.148 VO 39 IS 1 A1 J P Galmiche A1 C Scarpignato A1 S Bruley Des Varannes A1 G Shi YR 1996 UL http://gut.bmj.com/content/39/1/148.abstract AB