1. From the Department of Neurology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea (J.-W.C.); Department of Neurology, Cerebrovascular Center, Seoul National University Bundang Hospital, Seongnam, Republic of Korea (B.J.K., M.-K.H., M.S.J., H.-J.B.); Department of Neurology, Eulji University Hospital, Eulji University, Daejeon, Republic of Korea (Y.K., S.J.L.); Department of Neurology, Eulji General Hospital, Eulji University, Seoul, Republic of Korea (K.K...