1. From the Department of Medicine, Division of Cardiology, Montefiore-Einstein Center for Heart and Vascular Care, Montefiore Medical Center, Albert Einstein College of Medicine, New York, NY (D.F.B., P.V., N.C., D.M., E.B., E.M., P.A., K.F., J.G., S.G.K., A.K., E.P., N.G., J.R., J.F., M.G., L.D.B.); Texas Cardiac Arrhythmia Institute at St. David’s Medical Center, Austin (A.N., L.D.B.); Department of Biomedical Engineering, University of Texas, Austin (A.N., L.D.B.); Division of Cardiology, Stanford...