RT Journal Article SR Electronic T1 Acute obstructive pancreatitis caused by a migrated balloon gastrostomy tube JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E759 OP E759 DO 10.1503/cmaj.101198 VO 183 IS 11 A1 Mamatha Bhat A1 Eileen Bridges YR 2011 UL http://www.cmaj.ca/content/183/11/E759.abstract