1. From Division of Cardiovascular Medicine, Department of Medicine and Radiology, the University of Wisconsin School of Medicine & Public Health, Madison (N.R.A.); Division of Cardiology, Department of Internal Medicine, Rush University Medical Center, Chicago, IL (H.N.P., R.M.S., A.S.V.); Division of Cardiology, Department of Internal Medicine, The Ohio State University, Columbus (L.S.M.); Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, GA (G.P.L.);...