1. From the Departments of Nutrition (L.E.C., S.E.C., R.A.M., M.K.J., A.J.F., F.B.H., E.B.R.) and Epidemiology (F.B.H., E.B.R.), Harvard School of Public Health, Boston, MA; and Division of Preventive Medicine (S.E.C.) and Channing Division of Network Medicine (F.B.H., E.B.R.), Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, MA.