1. Departments of Epidemiology (M.D.D., C.L.M., N.R.P.), The Johns Hopkins University School of Hygiene and Public Health
2. Center for Clinical Trials (M.D.D., C.L.M.), The Johns Hopkins University School of Hygiene and Public Health
3. Endocrine Cost-Effectiveness Study Unit (M.D.D., P.W.L., N.R.P.), The Johns Hopkins University School of Medicine
4. Divisions of Endocrinology and Metabolism (P.W.L.), The Johns Hopkins University School of Medicine
5. Health Policy and Management (N.R.P.), The Johns Hopkins University School of Hygiene and Public Health
6. General Internal Medicine (N.R.P.), The Johns Hopkins University School of Medicine
7. Welch Center for Prevention, Epidemiology and Clinical Research (N.R.P.), The Johns Hopkins Medical Institutions, Baltimore, Maryland 21205-2223