From the Geriatric Research, Education, and Clinical Center (G.L., W.H.R.) and Northwest Network (VISN-20) Mental Illness, Research, Education, and Clinical Center (G.L., C.L.M., D.M., S.P.M., E.C.P., M.A.R., E.R.P.), Veterans Affairs Puget Sound Health Care System; Departments of Psychiatry and Behavioral Sciences (G.L., E.C.P., M.C., M.A.R., E.R.P.) and Medicine (W.H.R.), University of Washington, Seattle; and Department of Neurology (A.M.F.), Washington University in St. Louis, MO. gli@uw.edu. From the Geriatric Research, Education, and Clinical Center (G.L., W.H.R.) and Northwest Network (VISN-20) Mental Illness, Research, Education, and Clinical Center (G.L., C.L.M., D.M., S.P.M., E.C.P., M.A.R., E.R.P.), Veterans Affairs Puget Sound Health Care System; Departments of Psychiatry and Behavioral Sciences (G.L., E.C.P., M.C., M.A.R., E.R.P.) and Medicine (W.H.R.), University of Washington, Seattle; and Department of Neurology (A.M.F.), Washington University in St. Louis, MO.