^○Satoshi Suda¹, Yasuyuki Iguchi², Shigeru Fujimoto³, Yoshiki Yagita⁴, Seiji Okubo⁵, Arata Abe^5,6, Kazumi Kimura¹ (1.Department of Neurology, Nippon Medical School, Japan, 2.Department of Neurology, The Jikei University School of Medicine, 3.Division of Neurology, Department of Medicine, Jichi Medical University, 4.Department of Stroke Medicine, Kawasaki Medical School, 5.Department of Cerebrovascular Medicine, NTT Medical Center Tokyo, 6.Department of Neurology and Stroke Medicine, Tokyo Metropolitan Tama Medical Center)

^○Shigeru Fujimoto (Division of Neurology, Department of Medicine, Jichi Medical University, Japan)

^○Hiroshi Yamagami (Department of Stroke Neurology, NHO Osaka National Hospital, Japan)

^○Koichi Oki (Department of Neurology, Tokyo Saiseikai Central Hospital, Japan)

^○Ryota Tanaka (Stroke Center and Division of Neurology, Department of Medicine, Jichi Medical University, Japan)