RT Journal Article SR Electronic T1 Not all cardiac arrests are the same JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1572 OP 1573 DO 10.1503/cmaj.110982 VO 183 IS 14 A1 Abella, Benjamin S. YR 2011 UL http://www.cmaj.ca/content/183/14/1572.abstract