1. Division of Endocrinology, Department of Medicine, University of Minnesota Medical School, Minneapolis, Minnesota;
2. Department of Epidemiology and Prevention, Wake Forest University School of Medicine, Winston-Salem, North Carolina;
3. Department of Preventive Medicine, University of Tennessee Health Science Center, Memphis, Tennessee;
4. Department of Biostatistics, Wake Forest University, Winston-Salem, North Carolina;
5. Division of Preventive Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama;
6. Division of General Internal Medicine, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;
7. Clinical Trials, Pennington Biomedical Research Center of the Louisiana State University System, Baton Rouge, Louisiana;
8. Weight and Eating Disorders Program, University of Pennsylvania, Philadelphia, Pennsylvania;
9. Department of Economics, Wake Forest University, Winston-Salem, North Carolina;
10. Division of Clinical Epidemiology, Department of Medicine, University of Texas Health Sciences Center at San Antonio, San Antonio, Texas;
11. VA Puget Sound Health Care System and University of Washington, Seattle, Washington.