1. From the Cerebrovascular Center, Neurological Institute (D.W., K.U., J.G., S.A., P.G., C.R.N., S.M., J.M., M.W., E.C.-C., F.H., G.T., M.B., P.R., M.S.H.) and Imaging Institute (T.M., P.R.), Cleveland Clinic, OH; Division of Neurology, University of Alberta, Edmonton, Canada (M.S.); Department of Stroke Medicine, Kawasaki Medical School, Kurashiki, Japan (J.A.); and Cerebrovascular Center, Nagasaki University Hospital, Nagasaki City, Japan (Y.T.).