RT Journal Article SR Electronic T1 Guidelines for the diagnosis and treatment of cholangiocarcinoma: an update JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 1657 OP 1669 DO 10.1136/gutjnl-2011-301748 VO 61 IS 12 A1 Shahid A Khan A1 Brian R Davidson A1 Robert D Goldin A1 Nigel Heaton A1 John Karani A1 Stephen P Pereira A1 William M C Rosenberg A1 Paul Tait A1 Simon D Taylor-Robinson A1 Andrew V Thillainayagam A1 Howard C Thomas A1 Harpreet Wasan YR 2012 UL http://gut.bmj.com/content/61/12/1657.abstract AB The British Society of Gastroenterology guidelines on the management of cholangiocarcinoma were originally published in 2002. This is the first update since then and is based on a comprehensive review of the recent literature, including data from randomised controlled trials, systematic reviews, meta-analyses, cohort, prospective and retrospective studies.