1. Division of Endocrinology and Metabolism (M.J.H., M.B.T., A.G.-O., L.P., A.F.S.), University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania 15213
2. The Graduate School of Public Health (S.M.S.), University of Pittsburgh, Pittsburgh Pennsylvania 15261
3. Department of Pharmacology and Chemical Biology (A.B.), University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania 15213
4. Department of Pediatrics (B.W.H.), The Medical University of South Carolina, Charleston, South Carolina 29425
5. Department of Orthopedics (C.M.G.), Yale University School of Medicine, New Haven, Connecticut 06520