1. From the Saint Luke’s Mid America Heart Institute, Kansas City, MO (S.V.A., J.A.S., Y.L., D.J.C.); Columbia-Presbyterian Hospital, New York, NY (P.G., A.J.K., M.B.L.); Cleveland Clinic Foundation, Cleveland, OH (S.K.); Emory University School of Medicine, Atlanta, GA (V.H.T.); Hospital of the University of Pennsylvania, Philadelphia, PA (H.C.H.); Columbia Division of Cardiology at Mount Sinai Medical Center, Miami Beach, FL (N.B.); Washington University, St. Louis, MO (A.Z.); and Medical City Dallas...