1. From The Cardiovascular Research Foundation and Lenox Hill Heart and Vascular Institute, New York, NY (G.W.S.); Cleveland Clinic Foundation (S.G.E.); Mid Carolina Cardiology, Charlotte, NC (D.A.C.); St. Vincent’s Hospital, Indianapolis, Ind (J.H.); Elyria Memorial Hospital, Elyria, Ohio (C.O.); WakeMed, Raleigh, NC (J.T.M.); Washington Adventist Hospital, Tacoma Park, MD (M.T.); St. Joseph’s Hospital, Syracuse, NY (R.C.); Sacred Heart Medical Center, Eugene, Ore (P.B.); Florida Hospital, Orlando,...