1. From the Department of Neurology, Cerebrovascular Center, Seoul National University Bundang Hospital, Seongnam, Korea (H.-K.P., B.J.K., M.-K.H., H.-J.B.); Department of Neurology, Eulji General Hospital (J.-M.P., K.K.) and Department of Neurology, Eulji University Hospital (S.J.L., J.G.K.), Eulji University, Daejeon, Korea; Department of Neurology, Dong-A University Hospital, Busan, Korea (J.-K.C., D.-H.K., H.-W.N.); Department of Neurology, Seoul Medical Center, Korea (T.H.P., S.-S.P.); Department...