RT Journal Article SR Electronic T1 Double stenting in advanced colorectal cancer JF BMJ Case Reports FD BMJ Publishing Group Ltd SP bcr0820103226 DO 10.1136/bcr.08.2010.3226 VO 2011 A1 Ata Khan A1 C K Baban A1 S Rajendran A1 M Murphy A1 D M O'Hanlon YR 2011 UL http://casereports.bmj.com/content/2011/bcr.08.2010.3226.abstract AB