1. Division for Heart Disease and Stroke Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia
2. Division of Diabetes Control, Centers for Disease Control and Prevention, Atlanta, Georgia
3. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, Georgia
4. Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts5Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts