1. Section on Growth and Obesity (D.C.A.-W., A.H.A., S.M.B., J.R.M., G.I.U., M.T.-K., J.A.Y.), Program in Developmental Endocrinology and Genetics, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland 20892
2. Mathematical Cell Modeling Section (V.P., C.C.C.), Bethesda, Maryland 20892
3. Division of Extramural Activities (C.G.S.), Bethesda, Maryland 20892
4. Division of Nutrition Research Coordination (V.S.H.), Bethesda, Maryland 20892
5. Nuclear Medicine Department (J.C.R.), Hatfield Clinical Research Center, National Institutes of Health, U.S. Department of Health and Human Services, Bethesda, Maryland 20892
6. Laboratory of Endocrinology and Receptor Biology (A.E.S.), National Institute of Diabetes and Digestive and Kidney Diseases, Bethesda, Maryland 20892