1. From the Departments of Neurology and Neurological Sciences (C.B.Y., A.M.S., M.S.-B., C.A., E.C.M., K.L.P.) and (B.C., T.J.M.), Stanford University School of Medicine, CA; Veterans Affairs Puget Sound Health Care System (B.C., S.-C.H., C.P.Z.), Seattle; Department of Neurology (S.-C.H., C.P.Z.), University of Washington School of Medicine, Seattle; Department of Neurology (K.A.C., A. Peterson, J.Q.), Oregon Health and Science University, Portland; Portland Veterans Affairs Health Care System (K.A.C....