1. Program in Developmental Endocrinology and Genetics (O.N., J.C.L., J.B.), Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland 20892
2. Center for Molecular Medicine and Pediatric Endocrinology Unit, Department of Women's and Children's Health (O.N.), Karolinska Institutet and Karolinska University Hospital, SE-171 76 Stockholm, Sweden
3. Program in Biological and Biomedical Sciences (M.H.G.), Harvard Medical School, Boston, Massachusetts 02115
4. Division of Endocrinology (M.H.G., C.J., J.N.H., A.D.), Boston Children's Hospital, Boston, Massachusetts 02115
5. Department of Genetics (M.H.G., J.N.H.), Harvard Medical School, Boston, Massachusetts 02115;
6. Connecticut Children's Medical Center (N.D.), Hartford, Connecticut 06106
7. Children's Hospital of Pittsburgh (J.P., D.F.), University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania 15224
8. Program in Medical and Population Genetics (J.N.H., A.D.), Broad Institute, Cambridge, Massachusetts 02142