1. Division of Endocrinology, Diabetes, and Hypertension (E.S.L.), Brigham and Women's Hospital, Boston, Massachusetts 02115
2. Endocrine Unit (E.S.L., A.Z., B.T.C., E.D.Z., F.G., M.B.D.), Massachusetts General Hospital, Boston, Massachusetts 02114
3. Harvard Medical School (E.S.L., A.Z., F.G., M.B.D.), Boston, Massachusetts 02115