1. From the Department of Medicine, University of California Los Angeles Medical Center, Los Angeles (G.C.F.); Division of Cardiology, Ohio State University, Columbus (W.T.A.); George M. and Linda H. Kaufman Center for Heart Failure, Cleveland Clinic Foundation, Cleveland, Ohio (N.M.A.); Department of Medicine, Duke University Medical Center, Durham, NC, and Department of Clinical Research, Campbell University School of Pharmacy, Research Triangle Park, NC (W.G.S.); Division of Cardiology, Feinberg...