^○Maki Ozaki¹, Hiroshi Kataoka¹, Yasuhiko Sawada², Naotaka Shimozato², Shinichiro Inatomi¹, Yukako Nishimori¹, Naohiko Iguchi¹, Akito Tanaka¹, Nobuyuki Eura¹, Takeshi Matsui¹, Tomoo Mano¹, Takao Kiriyama¹, Hitoshi Yoshiji², Kazuma Sugie¹ (1.Department of Neurology,Nara Medical University, 2.Department of Gastroenterology,Nara Medical University)

^○Yohei Mukai, Noriko Nishikawa, Yuji Takahashi (Department of Neurology, National Center Hospital, National Center of Neurology and Psychiatry)

^○Natsuki Akiyama, Sho Kitahara, Hideki Hayashi, Maiko Umeda, Yoshitaka Umeda, Mutsuo Oyake, Nobuya Fujita (Nagaoka Red Cross Hospital, department of neurology)

^○Kazuhiro Higashida, Megumi Yamada, Yoya Ono, Nobuaki Yoshikura, Yuiti Hayashi, Akio Kimura, Takayoshi Shimohata (Department of Neurology and Geriatrics Gifu University Graduate School of Medicine)

^○Yuji Hashimoto¹, Yoko Ito², Takumi Hori², Aki Arai¹, Masaki Hizume¹, Tadashi Ichikawa¹ (1.Department of Neurology, Saitama Prefectural Rehabilitation Center, 2.Department of Rehabilitation Medicine, Saitama Prefectural Rehabilitation Center)

^○Yasuhiro Hiwatani^1,2, Hidefumi Ito² (1.Department of Neurology, Shingu Municipal medical Center, 2.Department of Neurology, Wakayama Medical University)

^○Masahiro Nagai^1,2, Rina Ando¹, Satoshi Tada¹, Hirotaka Iwaki³, Masahiro Nomoto⁴ (1.Department of Neurology and Clinical Pharmacology, Ehime University Hospital, 2.Clinical Research Support Center, Ehime University Hospital, 3.Laboratory of Neurogenetics, National Institute on Aging, National Institutes of Health, 4.Department of Neurology, Saiseikai Imabari Hospital)

^○Koushun Matsuo¹, Naoki Makita^1,2, Rei Yasuda^1,2, Akihiro Tanaka^1,2, Yuichi Noto^1,2, Tomoyuki Ohara^1,2, Akiko Sohn¹, Toshiki Mizuno² (1.Division of Neurology, Ohmihachiman Community Medical Center, 2.Department of Neurology, Graduate school of Medical Sciences, Kyoto Prefectural University of Medicine)

^○Masahito Okada, Shigeru Koyano (Yokohamaminamikyousai Hospital Department of Neurology)

^○Asako Yoritaka¹, Yasuko Kobayashi³, Teysuo Hayashi¹, Shinji Saiki², Nobutaka Hattori² (1.Department of Neurology, Juntendo University Koshigaya Hospital, 2.Department of Neurology, Juntendo university School of Medicine, 3.Department of Pharmacy, Juntendo University Koshigaya Hospital)