1. Departments of Internal Medicine (M.Y.R., S.T.P., B.D.A., A.M.M., W.J.B., J.K.A.) University of Washington, Seattle, Washington 91895;
2. Departments of Center for Research in Reproduction and Contraception (M.Y.R., S.T.P., B.D.A., A.M.M., W.J.B., J.K.A.), University of Washington, Seattle, Washington 91895;
3. Departments of Obstetrics and Gynecology (K.L.) University of Washington, Seattle, Washington 91895;
4. Geriatric Research (B.M.), Education and Clinical Center, Veterans Affairs Puget Sound Health Care System, Seattle, Washington 98105