1. From Lahey Hospital and Medical Center, Burlington (M.S.M.), and the Cardiovascular Division, Brigham and Women’s Hospital, Harvard Medical School (B.C., S.D.S.), the Division of Cardiology, Department of Medicine, Massachusetts General Hospital, Harvard Medical School (J.L.J., G.D.L.), and the Baim Institute for Clinical Research (J.L.J.), Boston — all in Massachusetts; Oregon Health and Science University, Portland (A.M.); the University of Missouri Kansas City Healthcare Institute for Innovations...