Asami Kamada¹, Masako Kudo¹, Akie Sakamoto¹, Masako Suzuki¹, Ayumi Saito^1,2, Naoki Ishizuka¹, Tetsuya Maeda¹ (1.Division of Neurology and Gerontology, Department of Internal Medicine, Iwate Medical University, Japan, 2.Department of Neurology, Morioka Red Cross Hospital, Japan)

Akihiro Fujii¹, Rhousuke Fukazawa², Yoshihiro Tanaka¹, Hitoshi Kawano¹, Kazuki Sakaguchi¹, Daisuke Nakashima¹, Hidesato Takezawa¹ (1.Department of Neurology, Saiseikai Shiga Hospital, Japan, 2.Department of Neurology, Kyoto Prefectural University of Medicine, Japan)

Shigekazu Kitamura^1,2, Takahiro Nakano², Hiroshi Kamada², Hiroshi Kobessho² (1.Department of Neurology, Konan Kakogawa Hospital, Japan, 2.Department of Neurology, Konan Medical Center, Japan)

Ryoji Kurosawa¹, Tatsuya Monzen¹, Fumihiko Sakai² (1.Subaru Health Insurance Society Ota Memorial Hospital, Japan, 2.Saitama International Headache Center, Japan)

Hideyo Kasai¹, Keiko Watanabe², Taro Yasumoto³, Shota Kosuge¹, Daishi Watanabe¹, Keita Mizuma¹, Akinori Futamura³, Takeshi Kuroda¹, Satoshi Yano¹, Soutaro Hieda¹, Kenjiro Ono⁴, Hidetomo Murakami¹ (1.Department of Neurology Showa University School of Medicine, Japan, 2.Department of Internal Medicine, Showa University Northern Yokohama Hospital, Japan, 3.Department of Neurology, Showa University Fujigaoka Hospital, Japan, 4.Department of Neurology and Neurobiology of Aging, Kanazawa University Graduate School of Medical Sciences, Japan)

Saori Morozumi, Shumpei Matsumoto, Erika Suzuki, Kenshiro Fuse, Tetsuro Yanagisawa, Kohei Asano, Amane Araki, Keizo Yasui (Japanese Red Cross Aichi Medical Center Nagoya Daini Hospital, Japan)

Yasuo Ito, Takashi Mitsufuji, Toshimasa Yamamoto (Department of Neurology, Saitama Medical University, Japan)