1. From the Duke Clinical Research Institute (L.B.C., R.J.M., J.-L.S., P.J.S., C.M.O’C.), and Department of Medicine (L.B.C., R.J.M., W.E.K., C.M.O’C.), Duke University School of Medicine, Durham, NC; Division of Cardiovascular Sciences, National Heart, Lung, and Blood Institute, Bethesda, MD (J.L.F., L.S.C., E.S.L.); Division of Cardiology, Albert Einstein College of Medicine, Bronx, NY (I.L.P.); Division of Cardiology, Jefferson Medical College, Philadelphia, PA (D.J.W.); and Division of...