RT Journal Article SR Electronic T1 Consensus in Clinical Nutrition JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1775 OP 1775 DO 10.1136/gut.35.12.1775-a VO 35 IS 12 A1 Powell-Tuck, J YR 1994 UL http://gut.bmj.com/content/35/12/1775.2.abstract AB