1. Departments of Medicine (J.D.V., J.N.B., A.A., J.M.M., M.C., C.S.W.), Endocrine Research Unit, Mayo School of Graduate Medical Education, Clinical Translational Science Center, Mayo Clinic, Rochester, Minnesota 55905
2. Department of Statistics (D.M.K.), University of Virginia, Charlottesville, Virginia 22904
3. Pediatrics (R.P.), Endocrine Research Unit, Mayo School of Graduate Medical Education, Clinical Translational Science Center, Mayo Clinic, Rochester, Minnesota 55905