RT Journal Article SR Electronic T1 Effect of Helicobacter pylori eradication on precancerous lesions JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1054 OP 1054 VO 55 IS 7 A1 Gillen, D A1 McColl, K E L YR 2006 UL http://gut.bmj.com/content/55/7/1054.1.abstract AB