1. Departments of Medicine, Surgery, and Physiology (H.R.), Medical College of Wisconsin, Milwaukee, Wisconsin 53226
2. Endocrine Research Laboratory (H.R.), Aurora St. Luke's Medical Center, Milwaukee Wisconsin 53215
3. Division of Metabolism, Endocrinology, and Diabetes (R.J.A.), Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan 48109
4. Endocrinology Center and Clinics (J.W.F.), Medical College of Wisconsin, Milwaukee, Wisconsin 53226
5. Program on Reproductive and Adult Endocrinology (L.K.N.), Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland 20892-1107