RT Journal Article SR Electronic T1 Debits and credits: a current account of cholesterol gall stone disease. JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1021 OP 1028 DO 10.1136/gut.25.10.1021 VO 25 IS 10 A1 I A Bouchier YR 1984 UL http://gut.bmj.com/content/25/10/1021.abstract AB