1. From the Departments of Nutrition (S.N.A.-A., S.E.C., W.C.W.), Epidemiology (D.S., W.C.W.), and Biostatistics (D.S.), Harvard School of Public Health, Boston, MA; and Division of Preventive Medicine, Department of Medicine, Brigham and Women’s Hospital, Boston, MA (S.N.A.-A., M.C.J., S.E.C., K.M.R.).