1. Section on Endocrinology and Genetics (D.L.B., C.A.S.), National Institute of Neurological Diseases and Stroke, National Institutes of Health, Bethesda, Maryland 20892
2. Program in Developmental Endocrinology and Genetics, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Pediatric Endocrinology Inter-Institute Training Program (D.L.B., M.F.K., C.A.S.), National Institute of Neurological Diseases and Stroke, National Institutes of Health, Bethesda, Maryland 20892
3. Surgical Neurology Branch (E.H.O.), National Institute of Neurological Diseases and Stroke, National Institutes of Health, Bethesda, Maryland 20892