RT Journal Article SR Electronic T1 Tension gastrothorax: a life-threatening cause of acute abdominal pain JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 983 OP 983 DO 10.1503/cmaj.081094 VO 180 IS 9 A1 Yuan Kao A1 Wei-Jing Lee A1 Hung-Jung Lin YR 2009 UL http://www.cmaj.ca/content/180/9/983.abstract