1. From the Cardiovascular Division, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA (S.C., B.C., A.M.S., D.K.G., H.S., S.D.S.); NMR Group Inc, Somerville, MA (A.W.C.); National Institutes of Health, National Heart, Lung, and Blood Institute, Bethesda, MD (H.N.); the Department of Epidemiology, University of North Carolina, Chapel Hill, NC (W.D.R., G.H.); the Division of Epidemiology and Community Health, University of Minnesota, Minneapolis, MN (A.R.F.); the Welch Center for...