1. From the Cardiovascular Division, Brigham and Women’s Hospital, Boston, MA (P.S.J., B.L.C., A.M.S., S.D.S.); BHF Glasgow Cardiovascular Research Centre, Institute of Cardiovascular and Medical Sciences, University of Glasgow, Glasgow, United Kingdom (P.S.J., J.J.V.M.); Department of Cardiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands (A.A.V.); Ralph H. Johnson Veterans Affairs Medical Center, Charleston, SC (M.R.Z.); Medical University of South...