1. Diabetes, Endocrinology, and Obesity Branch (T.D.-C.), National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health (NIH), Bethesda, Maryland 20814
2. Section on Endocrinology and Genetics (S.B.A., M.R., G.Z.P., C.L., E.B., C.A.S.), Program on Developmental Endocrinology and Genetics and Pediatric Endocrinology Inter-institute Training Program, Eunice Kennedy Shriver, National Institute of Child Health & Human Development, NIH, Bethesda, Maryland 20814
3. Division of Endocrinology, Diabetes & Nutrition (K.M.M.), University of Maryland School of Medicine, Baltimore, Maryland 21201
4. Mid-Atlantic Nephrology Associates, P.A. (E.B.), Baltimore, Maryland 21117
5. Laboratory of Diagnostic Pathology (M.M.), National Cancer Institute, NIH, Bethesda, Maryland 20814