1. Department of Population Medicine, Harvard Pilgrim Health Care Institute, Harvard Medical School, Boston, Massachusetts
2. Diabetes Research Center (Diabetes Unit), Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts
3. Department of Medicine, Université de Sherbrooke, Sherbrooke, Quebec, Canada
4. The Biostatistics Center, George Washington University, Rockville, Maryland
5. Division of Metabolism, Endocrinology and Nutrition, Department of Medicine, VA Puget Sound Health Care System and University of Washington, Seattle, Washington
6. Department of Medicine, Division of Endocrinology, Diabetes, and Metabolism and Department of Epidemiology, Johns Hopkins University
7. Department of Medicine, Division of Endocrinology, Diabetes & Metabolism, The University of Tennessee Health Science Center, Memphis, TN
8. Indiana University School of Medicine, Indianapolis, Indiana
9. Departments of Medicine and Epidemiology, Columbia University Medical Center, New York, NY
10. Harvard Medical School, Boston, MA
11. Department of Family Medicine and Public Health, UC San Diego, La Jolla, CA
12. Diabetes Epidemiology and Clinical Research Section, National Institute of Diabetes and Digestive and Kidney Diseases, Phoenix, Arizona
13. Center for Genomic Medicine, Massachusetts General Hospital, Boston, Massachusetts
14. Programs in Metabolism and Medical & Population Genetics, Broad Institute, Cambridge, Massachusetts
15. Departments of Internal Medicine and Epidemiology, University of Michigan, Ann Arbor, Michigan