RT Journal Article SR Electronic T1 Enteral nutrition and the small intestine. JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1765 OP 1769 DO 10.1136/gut.35.12.1765 VO 35 IS 12 A1 A P Jenkins A1 R P Thompson YR 1994 UL http://gut.bmj.com/content/35/12/1765.abstract AB