1. Departments of Endocrine Neoplasia and Hormonal Disorders (M.E.C., S.G.W., S.I.S., N.L.B.), The University of Texas M.D. Anderson Cancer Center, Houston, Texas 77030
2. Department of Diabetes, Endocrinology and Metabolism (M.E.C.), Baylor College of Medicine, Houston, Texas 77030
3. Diagnostic Radiology (Y.B.), The University of Texas M.D. Anderson Cancer Center, Houston, Texas 77030
4. Pathology (M.D.W.), The University of Texas M.D. Anderson Cancer Center, Houston, Texas 77030
5. Biostatistics (L.F., M.H., A.L.), The University of Texas M.D. Anderson Cancer Center, Houston, Texas 77030