1. Division of Endocrinology, University of Miami, Miami, Florida;
2. VA Puget Sound Health Care System and Division of Metabolism, Endocrinology and Nutrition, University of Washington, Seattle, Washington;
3. Division of Informatics and Biostatistics, University of South Florida, Tampa, Florida;
4. Pediatrics Epidemiology Center, University of South Florida, Tampa, Florida;
5. Benaroya Research Institute at Virginia Mason, Seattle, Washington;
6. HLA/DNA Laboratory, University of Colorado, Aurora, Colorado.