1. Division of Public Health Sciences, Wake Forest School of Medicine, Winston-Salem, NC
2. Departments of Medicine and Epidemiology, Johns Hopkins Bloomberg School of Public Health, The Johns Hopkins University, Baltimore, MD
3. Diabetes Epidemiology and Clinical Research Section, National Institutes of Health/National Institute of Diabetes and Digestive and Kidney Diseases, Phoenix, AZ
4. Pennington Biomedical Research Center, Louisiana State University, Baton Rouge, LA
5. Department of Health, Behavior & Society, Johns Hopkins Bloomberg School of Public Health, The Johns Hopkins University, Baltimore, MD