^○Yang Kim¹, Takashi Irioka¹, Hiroshi Shintaku², Toshiki Uchihara², Takanori Yokota³ (1.Department of Neurology Yokosuka Kyosai Hospital, 2.Nitobe Memorial Nakano General Hospital, 3.Department of Neurology and Neurological Science Tokyo Medical and Dental University)

^○Itsuki Soejima, Yasuhito Kawana, Takeshi Bo, Eiichirou Amano, Minoru Takashima, Akira Machida (Tsuchiura Kyodo General Hospital, Department of Neurology)

^○Shuhei Egashira¹, Toshiyuki Kakumoto¹, Akatsuki Kubota¹, Kaori Sakuishi¹, Atsushi Iwata¹, Naruhiro Hai⁴, Nobuhisa Akamatsu³, Kazuo Nakamichi⁵, Masayuki Saijo⁵, Yoshiharu Miura⁶, Kiyoshi Hasegawa³, Keishi Fujio², Tatsushi Toda¹ (1.Department of Neurology, The University of Tokyo Hospital, 2.Department of Allergy and Rheumatology, The University of Tokyo Hospital, 3.Hepato-Biliary-Pancreatic Surgery Division and Artificial Organ and Transplantation Division, Graduate School of Medicine University of Tokyo, 4.Organ Transplantation Service, The University of Tokyo Hospital, 5.National Institute of Infectious Diseases, Department of Virology 1, 6.Department of Neurology, Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital)

^○Akiko Takahashi, Yuka Hayashi, Hidenori Sanayama, Michiko Tsutsumiuchi, Yoshio Sakiyama (Jichi Medical University Saitama Medical Center Department of Neurology)

^○Kota Komai, Toshiyuki Hayashi, Noriko Matsumoto, Hiroshi Nagayama, Kazumi Kimura (Department of Neurology,Nippon Medical School)

^○Shinichiro Maruhama¹, Hirofumi Utani², Makiko Ota¹, Hiroki Takeuchi¹, Kazuo Shigematsu¹, Hiroshi Sugiyama¹, Kazuyuki Kawamura¹ (1.Department of Neurology, National Hospital Organization Minami Kyoto Hospital, 2.Department of Radiology, National Hospital Organization Minami Kyoto Hospital)

^○Shimon Ishida, Mikiko Motoki, Yuichi Masuda, Taro Shigekiyo, Shin Ohta, Kazushi Yamane, Shigeki Arawaka (Department of Neurology, Osaka Medical College)

^○Kazutoshi Konomatsu, Ryuji Oshima, Kazuhiro Kato, Hiroshi Kuroda (South Miyagi Mediacl Center Neurology)

^○Yuta Usui, Hiroto Nakano, Junji Komatsu, Sadao Hikishima, Takenobu Kashiwara, Tarou Ozaki, Ayano Shima, Syutaro Shibata, Keiko Shindo, Ryoichi Takahashi, Tokuhei Ikeda, Akiyoshi Morinaga, Daisuke Noto, Kazuya Takahashi, Ichiro Nozaki, Kenji Sakai, Tsuyoshi Hamaguchi, Kazuo Iwasa, Kenjiro Ono, Masahito Yamada (Department of Neurology and Neurobiology of Aging, Kanazawa University Graduate School of Medical Sciences)

^○Nobuko Shiraiwa^1,2, Makoto Terada^2,3,4, Akira Tamaoka⁴, Norio Ohkoshi^1,5 (1.Course of Neurology, Department of Health Sciences, Tsukuba University of Technology, 2.Department of Neurology, Tsukuba Memorial Hospital, 3.Department of Internal Medicine, Ibaraki Western Medical Center, 4.Department of Neurology, Faculty of Medicine, University of Tsukuba, 5.Department of Radiological Technology, Tsukuba International University)