Tomomichi Kitagawa¹, Yoshihiko Furusawa¹, Yukio Kimura², Yohei Mukai¹, Yuji Saitoh¹, Noriko Nishikawa¹, Takashi Sakamoto¹, Noriko Sato², Yuji Takahashi¹ (1.National Center of Neurology and Psychiatry Department of Neurology, 2.National Center of Neurology and Psychiatry Department of Radiology)

Takao Mitsui, Yukiko Maki, Ami Takahashi (Departmnt of Clinical Reserch,Tokushima National Hospital, National Hospital Organization)

Yoshio Tsuboi¹, Nobutaka Hattori², Akihiko Yamamoto³, Yuji Sasagawa³, Masahiro Nomoto⁴ (1.Department of Neurology, Fukuoka University School of Medicine, 2.Department of Neurology, Juntendo University School of Medicine, 3.Meiji Seika Pharma Company Limited, 4.Department of Neurology and Clinical Pharmacology, Ehime University Graduate School of Medicine)

Kyoko Hamada¹, Ri-ichiro Kishimoto¹, Tatsuhiko Yuasa² (1.Shin-Sapporo Neurosurgery Hospital, 2.Kamagaya General Hospital)

Yuji Watanabe, Keisuke Suzuki, Hiroaki Fujita, Takeo Matsubara, Hitrotaka Sakuramoto, Mai Hamaguchi, Masanori Matsubara (Department of Neurology, Dokkyo Medical University, Tochigi, Japan)

Katsuya Sakai, Hitoshi Mochizuki, Kazutaka Shiomi, Masamitsu Nakazato (Division of Neurology,Respirology,Endocrinology and Metabolism, Department of Internal Medicine, University of Miyazaki)