^○Gampei Nakahara¹, Yoko Aburakawa¹, Takenori Abe¹, Atsuko Nihira¹, Masahiro Mizobuchi^1,2, Kazuya Sako¹ (1.Nakamura Memorial Hospital department of neurology, Japan, 2.Minami-ichijo Neurology Clinic)

^○Tomokatsu Yoshida¹, Ikuko Mizuta¹, Rei Yasuda^1,2, Toshiki Mizuno¹ (1.Department of Neurology, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Japan, 2.Department of Neurology, North Medical Center, Kyoto Prefectural University of Medicine)

^○Shinei Kato, Akira Takekoshi, Nobuaki Yoshikura, Kimiharu Fuseya, Akio Kimura, Takayoshi Shimohata (Department of Neurology, Gifu University Graduate School of Medicine, Japan)

^○Fumikazu Kojima, Yujiro Higuchi, Yusuke Sakiyama, Yutaka Noguchi, Ryusei Nagata, Satoshi Ohyama, Eiji Matsuura, Hiroshi Takashima (Department of Neurology and Geriatrics, Kagoshima University Graduate School of Medical and Dental Sciences, Japan)

^○Haruo Shimazaki¹, Yasuharu Miyazawa², Ritsuo Hashimoto³ (1.Faculty of Health and Medical Care, Saitama Medical University, Japan, 2.Department of Neurology, Nasu Minami Hospital, 3.Department of Neurology, International University of Health and Welfare)

^○Hiroki Onuma¹, Norito Kokubun¹, Mai Hamaguchi¹, Yuka Watanabe¹, Yuji Watanabe¹, Kei Funakoshi¹, Tomokatsu Yoshida², Keisuke Suzuki¹ (1.Depertment of Neurology, Dokkyo medical university, Japan, 2.Department of Neurology, Graduate School of Medical Science, Kyoto Prefectural University of Medicine)