1. From the Department of Preventive Medicine (K.H., M.L.D., K.L., L.V.H., A.R.D., P.G.), Northwestern University Feinberg School of Medicine, Chicago, Ill; the Department of Nutrition (Y.S.), Harvard School of Public Health, Boston, Mass; and the Division of Epidemiology and Preventive Medicine (U.G.), Sackler Medical Faculty, Tel Aviv University, Tel Aviv, Israel.