1 Department of Neurology, Seoul National University Hospital, 101 Daehak‑ro, Jongno‑gu, Seoul, 03080, Republic of Korea.
2 Department of Critical Care Medicine, Seoul National University Hospital, Seoul, Republic of Korea.
3 Department of Neurology, Seoul National University College of Medicine, 103 Daehak-ro, Jongno-gu, Seoul, 03080, Republic of Korea.
4 Department of Research and Development, Optics Brain Electronics Laboratory, OBELAB Inc, Seoul, Republic of Korea.
5 Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Republic of Korea.
6 Department of Neurology, Inha University Hospital, Incheon, Republic of Korea.
7 Department of Neurology, Seoul National University Hospital, 101 Daehak‑ro, Jongno‑gu, Seoul, 03080, Republic of Korea. sangbai1378@gmail.com.
8 Department of Critical Care Medicine, Seoul National University Hospital, Seoul, Republic of Korea. sangbai1378@gmail.com.
9 Department of Neurology, Seoul National University College of Medicine, 103 Daehak-ro, Jongno-gu, Seoul, 03080, Republic of Korea. sangbai1378@gmail.com.