1. From the Channing Laboratory (D.M., A.A., F.B.H., M.J.S., W.C.W., E.B.R.), Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, and the Departments of Nutrition and Epidemiology (D.M., A.A., F.B.H., M.J.S., W.C.W., E.B.R.), Harvard School of Public Health, Boston, Mass, and the Cardiovascular Health Research Unit (D.S.S.), Departments of Medicine and Epidemiology, University of Washington, Seattle, Wash.