1. From the Department of Neurology (Y.-g.L., Y.B., S.K., S.H.Y., H.K.N., Y.H.S., P.H.L.), Yonsei University College of Medicine, Seoul; Department of Neurology (Y.-g.L.), Ilsan Paik Hospital, Inje University College of Medicine, Goyang; Department of Neurology (M.P.), Chung-Ang University College of Medicine and Graduate School of Medicine, Gwangmyeong Hospital; Department of Neurology (S.H.J.), Sanggye Paik Hospital, Inje University College of Medicine; and Severance Biomedical Science Institute,...