1. Division of Endocrinology, Diabetes and Nutrition, Department of Medicine; University of Maryland School of Medicine; Baltimore MD
2. Department of Embryology; Carnegie Institution for Science; Baltimore MD
3. Geisinger Clinic; Geisinger Obesity Research Institute; Danville PA
4. Department of Medical Genetics and Biochemistry; Temple University School of Medicine; Philadelphia PA
5. Baltimore VA Medical Center, VA Research Service, Geriatric Research; Education and Clinical Center and VA Maryland Health Care System; Baltimore MD