Unfortunately, the original version of this manuscript contained wrong information on the author’s affiliation, which should be changed.
Before:
6Department of Neurology, Kangwon National University Hospital, Chuncheon, Korea
7Department of Neurology, St. Vincent’s Hospital, College of Medicine, The Catholic University of Korea, Suwon, Korea
8Department of Neurology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
9Department of Neurology, Inha University Hospital, Inha University College of Medicine, Incheon, Korea
After:
6Department of Neurology, Kangwon National University Hospital, Kangwon National University College of Medicine, Chuncheon, Korea
7Department of Neurology, St. Vincent’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
8Department of Neurology, Inha University Hospital, Inha University College of Medicine, Incheon, Korea
9Department of Neurology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
