RT Journal Article SR Electronic T1 Magnetic resonance cholangiopancreatography JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 135 OP 137 DO 10.1136/gut.41.2.135 VO 41 IS 2 A1 PHILIP W BEARCROFT A1 DAVID J LOMAS YR 1997 UL http://gut.bmj.com/content/41/2/135.abstract AB