^○Tomoko Kawashima (Department of International Health and Collaboration, National Institute of Public Health, Japan)

^○Junko Taruya, Mayako Niwa, Yasuhiro Hiwatani (Shingu Municipal medical Centerunicipal medical Center)

^○Atsunori Murao¹, Yuu Kawakami¹, Akihiro Sanda¹, Satoru Yagi¹, Toshihiro Endo^1,2, Kazunori Imai^1,2, Shinichi Terao^1,2 (1.Department of Neurology, Kasugai City Hospital, 2.Stroke Center, Kasugai City Hospital)

^○Nanami Yamada¹, Naoki Iwasa¹, Akito Tanaka¹, Maki Ozaki¹, Shinichiro Inatomi¹, Ai Yamanaka¹, Minako Yamaoka¹, Yukako Nishimori¹, Naohiko Iguchi¹, Takao Kiriyama¹, Tesseki Izumi¹, Kaoru Myochin³, Yoshiaki Takamura², Shuichi Yamada², Ichiro Nakagawa², Kozue Saito¹, Yasushi Motoyama², Kimihiko Kichikawa³, Hiroyuki Nakase², Kazuma Sugie¹ (1.Department of Neurology,Nara Medical University, 2.Department of Neurosurgery,Nara Medical University, 3.Department of Radiology,Nara Medical University)

^○Arata Abe¹, Yuki Sakamoto², Takahiro Sato², Kentaro Suzuki², Junya Aoki², Yasuhiro Nishiyama², Kazumi Kimura² (1.NTT Medical Center Tokyo Cerebrovascular Medicine, 2.Department of Internal Medicine, Divisions of Neurology, Nippon Medical School, Tokyo, Japan)

^○Keisuke Mizutani, Yutaro Saito, Itsumi Arakawa, Takuya Oguri, Hideki Kato, Hiroyuki Yuasa (Tosei General Hospital)

^○Ryosuke Sato, Masaya Toyoshima, Koichi Narikawa, Takanori Oikawa (Department of Neurology, Japanese Red Cross Ishinomaki Hospital)

^○Kazuto Katsuse, Manato Hara, Tsutomu Yasuda, Noritoshi Arai, Sousuke Takeuchi (Department of Neurology, Center Hospital of the National Center for Global Health and Medicine)

^○Chiharu Yasuda¹, Masato Osaki¹, Satomi Mizuki¹, Yuki Tatara¹, Mio Yokoi¹, Tomohiko Nitta¹, Hironori Haruyama², Shinya Yamaguchi², Tetsuro Sayama², Shuji Arawaks¹ (1.Department of Cerebrovascular Medicine and Neurology, Steel Memorial Yawata Hospital, Japan, 2.Department of Neurosurgery, Steel Memorial Yawata Hospital, Japan)