1. From the Donald W. Reynolds Center for Cardiovascular Research and the Center for Cardiovascular Disease Prevention (S.M., N.C., J.E.B., P.M.R.), Leducq Center for Molecular and Genetic Epidemiology (S.M., P.M.R.), and Divisions of Preventive Medicine (S.M., N.C., J.E.B., P.M.R., I.-M.L.) and Cardiovascular Medicine (S.M., P.M.R.), Brigham and Women’s Hospital, Harvard Medical School, and the Department of Epidemiology, Harvard School of Public Health (N.C., J.E.B., P.M.R., I.-M.L.), Boston, Mass.