^○Naohide Kurita¹, Kazuo Yamashiro¹, Ryota Tanaka², Joji Tokugawa³, Hideaki Ueno⁴, Rikizo Saito⁵, Satoshi Tsutsumi⁶, Yuji Ueno⁷, Munetaka Yamamoto⁸, Kensaku Yoshida⁹, Yukimasa Yasumoto⁶, Makoto Hishii³, Takuji Yamamoto⁴, Hajime Arai⁸, Nobutaka Hattori⁷, Takao Urabe¹ (1.Department of Neurology, Juntendo University Urayasu Hospital, Japan, 2.Division of Neurology, Department of Medicine, Jichi Medical University, 3.Department of Neurosurgery, Juntendo University Nerima Hospital, 4.Department of Neurosurgery, Juntendo University Shizuoka Hospital, 5.Department of Neurosurgery, Koshigaya Municipal Hospital, 6.Department of Neurosurgery, Juntendo University Urayasu Hospital, 7.Department of Neurology, Juntendo University, 8.Department of Neurosurgery, Juntendo University, 9.Department of Neurosurgery, Tokyo Metropolitan Hiroo Hospital)

^○Shunichi Niiyama, Yuji Ueno, Nobukazu Miyamoto, Kenichiro Hira, Chikage Kijima, Nobutaka Hattori (Juntendo University Hospital Neurology, Japan)

^○Yasuhisa Akaiwa¹, Yuki Imai¹, Shin Soeda¹, Mizuki Hayashi¹, Gen Maruyama¹, Kyoko Numahata¹, Kenta Yoshizawa¹, Tomohiro Ogawa¹, Hiroyuki Onoue¹, Yoshiaki Takiguchi², Tomoyuki Miyamoto¹ (1.Dokkyo Medical University Saitama Medical Center, Japan, 2.Dokkyo Medical University Saitama Medical Center Koshigaya Clinic)

^○Yuka Terasawa, Tatsuya Sato, Tomoyuki Inoue, Satoshi Kubo, Kota Sato, Takahiro Himeno, Kazuhiro Takamatsu, Yutaka Shimoe, Tatsuo Kohriyama (Brain Attack Center Ota Memorial Hospital Neurology, Japan)