RT Journal Article SR Electronic T1 Utilisation of cholecystostomy and cystic duct as a route for percutaneous cutting balloon papillotomy and expulsion of common bile duct stones JF BMJ Case Reports FD BMJ Publishing Group Ltd SP bcr1120115256 DO 10.1136/bcr.11.2011.5256 VO 2012 A1 Chwanrow Baban A1 Simon Rajendran A1 Deirdre O’Hanlon A1 Micheal Murphy YR 2012 UL http://casereports.bmj.com/content/2012/bcr.11.2011.5256.abstract AB