Research Center, Montreal Heart Institute, Montreal, Quebec, Canada. Université de Montréal Beaulieu-Saucier Pharmacogenomics Center, Montreal, Quebec, Canada. Faculty of Pharmacy, Université de Montréal, Montreal, Quebec, Canada. Faculty of Medicine, Université de Montréal, Montreal, Quebec, Canada. Washington University School of Medicine, St Louis, MO, USA. Tufts Medical Center, Boston, MA, USA. University of Pennsylvania, Philadelphia, PA, USA. Division of Cardiology, Duke University School of Medicine, Durham, NC, USA. National Heart, Lung, and Blood Institute, Bethesda, MD, USA.