RT Journal Article SR Electronic T1 Treatment options for common bile duct stones JF Postgraduate Medical Journal JO Postgrad Med J FD The Fellowship of Postgraduate Medicine SP 181 OP 181 DO 10.1136/pmj.79.929.181 VO 79 IS 929 YR 2003 UL http://pmj.bmj.com/content/79/929/181.1.abstract AB