1. Ted Rogers Centre for Heart Research (E.R.-A., I.B., N.A., H.J.R., Y.M.), Peter Munk Cardiac Centre, University Health Network, Toronto, ON, Canada.
2. Ted Rogers Computational Program (F.F., C.-P.S.F.), Peter Munk Cardiac Centre, University Health Network, Toronto, ON, Canada.
3. Division of Cardiovascular Medicine, Department of Medicine, University of Utah School of Medicine, Salt Lake City (J.S.).
4. Division of Cardiology, Universite de Montreal, Quebec, QC, Canada (M.T.-G.).
5. Department of Cardiovascular Surgery, Cardiac Transplant, and Mechanical Circulatory Support, University Health Network, Toronto, ON, Canada (V.R.).
6. Division of Cardiology, University of Calgary, AB, Canada (R.J.H.M.).
7. Division of Cardiovascular Medicine, Department of Medicine, Stanford University, CA (K.K.K.).