Ken Ikeda, Masahiro Sawada, Morioka Harumi, Junpei Nagasawa, Ken Miura, Sayori Hanashiro, Maya Kyuzen, Masaru Yanagihashi, Takanori Takazawa, Kiyoko Murata, Osamu Kano, Kiyokazu Kawabe, Iwasaki Yasuo (Department of Neurology, Toho University Omari Medical Center, Japan)

Daisuke Danno¹, Johanna Wolf², Kentaro Yamakawa¹, Mutsuo Kouhashi¹, Kumiko Ishizaki¹, Junichi Miyahara¹, Hanako Sugiyama¹, Yoshihiro Kashiwaya¹, Shouji Kikui¹, Hiroo Yoshikawa², Takao Takeshima¹ (1.Headache Center, Department of Neurology, Tominaga Hospital, Japan, 2.Division of Neurology, Department of Internal Medicine, Hyogo College of Medicine)

Dmytro D. Sotnikov (Sumy State University, Ukraine)

Kostiantyn Stepanchenko (Department of Neurology and Child Neurology, Kharkiv Medical Academy of Postgraduate Education, Ukraine)

Eiji Kitamura, Takahiro Iizuka, Naomi Kanazawa, Kazutoshi Nishiyama (Department of Neurology, Kitasato University School of Medicine, Japan)

Satoshi Kitagawa, Miyuki Unekawa, Yohei Kayama, Tang Chun Hua, Tsubasa Takizawa, Toshihiko Shimizu, Suzuki Norihiro, Jin Nakahara, Mamoru Shibata (Department of Neurology, Keio University School of Medicine, Japan)