Mika Dozono¹, Satoshi Nozuma¹, Takashi Yoshida¹, Eiji Matsuura¹, Ryuji Kubota², Hiroshi Takashima¹ (1.Department of Neurology and Geriatrics, Kagoshima University Graduate School of Medical and Dental Sciences, Japan, 2.Division of Neuroimmunology, Joint Research Center for Human Retrovirus Infection, Kagoshima University, Japan)

Yohei Tanaka^1,2, Fuyuko Hiyama², Manami Shimamura², Yasuyo Hayakawa², Akira Sato², Akemi Koike², Shinichi Katada¹, Hiroki Takano¹ (1.Department of neurology, Tachikawa General Hospital, Japan, 2.Antimicrobial Stewardship Team(AST), Tachikawa General Hospital, Japan)

Qiannan Wang, Shintaro Tsuboguchi, Yukiko Kinoshita, Midori Watanabe, Takuma Yamagishi, Masato Kanazawa, Osamu Onodera (Department of Neurology, Brain Research Institute, Niigata University, Japan)

Reona Hoshino, Hiroo Kasahara, Yoshio Ikeda (Department of Neurology, Gunma University Hospital, Japan)

Yoshiaki Takahashi, Yumi Nakada, Tomoaki Nada, Ryo Sasaki, Mizuki Morimoto, Nobutoshi Morimoto (Department of Neurology, Kagawa Prefectural Central Hospital, Japan)