RT Journal Article SR Electronic T1 Stomach and bleeding JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP A64 OP A65 DO 10.1136/gut.38.Suppl_1.A64 VO 38 IS Suppl 1 YR 1996 UL http://gut.bmj.com/content/38/Suppl_1/A64.abstract AB