From the Department of Medicine, Montreal Heart Institute and Université de Montréal, Montreal, QC, Canada (L.X., B.O., M.A.M., S.N.); Department of Clinical and Experimental Cardiology (T.T.K., P.G.P., G.J., J.B., A.A.W., C.R.B.) and Department of Anatomy, Embryology and Physiology (A.O.V.), Heart Failure Research Center, Academic Medical Center, Amsterdam, the Netherlands; Department of Pharmacology, College of Physicians and Surgeons of Columbia University, New York, NY (V.I., K.J.S., R.S.K.);... (At 2013-05-10)