1. Department of Biostatistics and Center for Statistical Genetics, University of Michigan, Ann Arbor, Michigan
2. Genome Technology Branch, National Human Genome Research Institute, Bethesda, Maryland
3. Center for Inherited Disease Research, Johns Hopkins University School of Medicine, Baltimore, Maryland
4. Department of Preventive Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California
5. Department of Medicine, Division of Endocrinology, Keck School of Medicine, University of Southern California, Los Angeles, California
6. Diabetes and Genetic Epidemiology Unit, Department of Epidemiology and Health Promotion, National Public Health Institute, Helsinki, Finland
7. Department of Physiology and Biophysics, Keck School of Medicine, University of Southern California, Los Angeles, California
8. Department of Public Health, University of Helsinki, Helsinki, Finland, and the South Ostrobothnia Central Hospital, Seinäjoki, Finland
9. Department of Genetics, University of North Carolina, Chapel Hill, North Carolina