1. Section of Endocrinology (S.R.B., S.E.I.), Yale University School of Medicine, New Haven, Connecticut 06510
2. Section of Medizinische Klinik-Innenstadt (M.B.), Ludwig-Maximilians Universität, D-80336 Munich, Germany
3. Department of Endocrine Care (M.P.W.), Pfizer Global Pharmaceuticals, New York, New York 10017
4. Department of Pediatrics (S.A.W.), Yale University School of Medicine, New Haven, Connecticut 06520-8064