1. From the Department of Neurology, Chonnam National University Hospital, Gwangju, Republic of Korea (J.-T.K., M.-S.P., K.-H. Choi, K.-H. Cho); Department of Neurology and Cerebrovascular Center, Seoul National University Bundang Hospital, Seongnam-si, Gyeonggi-do, Republic of Korea (B.J.K., M.-K.H., H.-J.B.); Department of Neurology, Seoul Medical Center, Seoul, Republic of Korea (T.H.P., S.-S.P.); Department of Neurology, Soonchunhyang University Hospital Seoul, Seoul, Republic of Korea (K.B.L.);...