^○Akinori Yamaguchi¹, Taisuke Harada¹, Masaaki Matsushima², Ichiro Yabe², Hidenao Sasaki², Kohsuke Kudo¹ (1.Department of Diagnostic and Interventional Radiology, Hokkaido University Hospital, 2.Department of Neurology, Faculty of Medicine and Graduate School of Medicine, Hokkaido University)

^○Futaba Maki, Yasuhiro Hasegawa, Daisuke Hara, Shigeaki Tanaka, Rie Sasaki (Department of Internal Medicine, Division of Neurology, St. Marianna University School of Medicine)

^○Takeshi Taguchi, Kazunori Nanri, Hiroo Terashi, Jun Yamazaki, Eri Watanabe, Yoshihiko Ookubo, Yuuki Ueta, Haruhisa Katou, Hitoshi Aizawa (Tokyo Medical University,department of Neurology)

^○Jinichi Nunomura, Masahiko Tomiyama, Chieko Suzuki, Akira Arai, Haruo Nishijima, Tatsuya Ueno, Rie Haga, Tomoya Kon, Yukihisa Funamizu, Masayuki Baba (Department of Neurology, Aomori Prefectural Central Hospital)

^○Noriyuki Miyaue¹, Yuki Yamanishi¹, Satoshi Tada¹, Rina Ando¹, Noriko Nishikawa¹, Masahiro Nomoto¹, Masahiro Nagai¹, Hiroshi Takashima² (1.Department of Neurology and Clinical Pharmacology, Ehime University Graduate School of Medicine, 2.Department of Neurology and Geriatrics, Kagoshima University Graduate School of Medical and Dental Sciences)

^○Isao Hozumi^1,2, Hisaka Kurita¹, Masatoshi Inden¹, Megumi Yamada², Yuichi Hayashi², Takashi Inuzuka² (1.Medical Therapeutics and Molecular Therapeutics, Gifu Pharmaceutical University, 2.Department of Neurology, Gifu University Hospital)