TY - JOUR T1 - A rare cause of upper gastrointestinal bleeding JF - Canadian Medical Association Journal JO - CMAJ SP - 1261 LP - 1261 DO - 10.1503/cmaj.051600 VL - 174 IS - 9 AU - George Rakovich Y1 - 2006/04/25 UR - http://www.cmaj.ca/content/174/9/1261.abstract N2 - ER -