1. From the Division of Cardiovascular Medicine and Channing Laboratory, Brigham and Women’s Hospital and Harvard Medical School, and Departments of Epidemiology and Nutrition, Harvard School of Public Health, Boston, Mass (D.M.); Department of Medicine, Emory University, and Atlanta VAMC Epidemiology and Genomic Medicine, Atlanta, Ga (P.W.F.W.); and the Framingham Heart Study, Boston University School of Medicine, Boston, Mass (W.B.K.).