RT Journal Article SR Electronic T1 Pneumopericardium JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1087 OP 1087 DO 10.1503/cmaj.080707 VO 179 IS 10 A1 Fadi Braiteh MD A1 Imrana Malik MD YR 2008 UL http://www.cmaj.ca/content/179/10/1087.abstract