Shu Hamada¹, Mariko Shinohara¹, Kengo Kohra¹, Minako Ide¹, Takayuki Tanaka², Tomokatsu Yoshida³, Takeo Kato¹ (1.Department of Pediatric Neurology, Hyogo Prefectural Amagasaki General Medical Center, Amagasaki, Hyogo, Japan, 2.Department of Pediatrics, Kyoto University Graduate School of Medicine, Kyoto, Japan, 3.Department of Neurology, Kyoto Prefectural University of Medicine, Kyoto, Japan)

Yoshiki Kawamura, Misa Miyake, Soichiro Ishimaru, Naoko Ishihara (Department of Pediatrics, Fujita Helath University School of Medicine, Toyoake, Japan)

Takumi Mitsuhashi, Hidenori Sugano, Madoka Nakajima, Takuma Higo, Yasushi Iimura, Hiroharu Suzuki, Kaito Kawamura, Hajime Arai (Department of Neurosurgery, Juntendo University, Tokyo, Japan)

Yasushi Iimura¹, Hidenori Sugano¹, Hiroharu Suzuki¹, Takumi Mitsuhashi¹, Tetsuya Ueda¹, Hiroshi Otsubo², Hajime Arai¹ (1.Department of Neurosurgery, Juntendo University, Tokyo, Japan, 2.Division of Neurology, The Hospital for Sick Children, Toronto, Canada)

Noboru Yoshida¹, Tomoyuki Nakazawa², Shinichi Niijima¹ (1.Pediatrics division, Juntendo University nerima Hospital, Tokyo, Japan, 2.Toshima Hospital, Tokyo, Japan)

Tomoki Maeda, Kazuhito Sekiguchi, Mizuho Takahashi, Kazuo Okanari (Department of Pediatrics, Oita University, Oita, Japan)