RT Journal Article SR Electronic T1 Essay for the CIHR/CMAJ award: impact of the Perioperative Ischemic Evaluation (POISE) trial JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E351 OP E353 DO 10.1503/cmaj.110292 VO 183 IS 6 A1 Philip J. Devereaux A1 Gordon Guyatt A1 Homer Yang A1 Salim Yusuf YR 2011 UL http://www.cmaj.ca/content/183/6/E351.abstract