1 Neurocognitive Behavioral Center, Seoul National University Bundang Hospital, Seongnam, Korea.; Department of Neurology, Seoul National University College of Medicine, Seoul, Korea.
2 Department of Neurology, Kangwon National University Hospital, Chuncheon, Korea.
3 Department of Radiology, Seoul National University Bundang Hospital, Seongnam, Korea.; Department of Radiology, Seoul National University College of Medicine, Seoul, Korea.
4 Neurocognitive Behavioral Center, Seoul National University Bundang Hospital, Seongnam, Korea.; Department of Neurology, Seoul National University College of Medicine, Seoul, Korea. bcsuh@skku.edu.