^○Mamiko Anada¹, Hiroaki Yaguchi¹, Sumire Nunomura¹, Tomoki Ishimaru¹, Keiichi Mizushima¹, Akihiko Kudo¹, Shoki Sato¹, Megumi Abe¹, Katsuki Eguchi¹, Azusa Nagai¹, Masahiro Wakita¹, Shinichi Shirai¹, Ikuko Iwata¹, Masaaki Matsushima¹, Naoya Minami², Kazuo Nakamichi³, Yoshihiro Matsuno⁴, Shinya Tanaka⁵, Ichiro Yabe¹ (1.Department of Neurology, Hokkaido University, Japan, 2.Department of Neurology, Hokkaido Medical Center, 3.Department of Virology 1, National Institute of Infectious Diseases, 4.Department of Surgical Pathology, Hokkaido University Hospital, 5.Department of Cancer Pathology, Faculty of Medicine, Hokkaido University)

^○Akira Yoshida, Yuki Yamanishi, Satoshi Tada, Noriyuki Miyaue, Rina Ando, Masahiro Nagai (Ehime Univercity Neurology Clinical Pharmacology, Japan)

^○Toshiya Kizaki, Takao Fukushima, Ryota Kishi, Shinya Oginezawa, Junsuke Shimbo, Kunihiko Makino (Department of Neurology, Niigata Prefectural Shibata Hospital, Japan)

^○Shinji Ouma, Yoshio Tsuboi (Fukuoka University Hospital, Japan)