^○Saeko Irie, Yuichi Abe, Yoshiyuki Tsutsumi, Kenichi Usami, Hideki Ogiwara, Tatsuya Takahashi, Nobuaki Tsuiki, Tsuyoshi Aihara, Satoko Fujii, Itaru Hayakawa (National Center for Child Health and Development, Tokyo, Japan)

^○Saki Otao^1,2, Masaru Nasuno¹, Maki Shirai¹, Shihoko Takeuchi¹, Yuri Sakaguchi¹, Mitsuo Motobayashi¹, Yuka Misawa², Shinji Yamada¹, Yuji Inaba¹ (1.Department of Neuropediatrics, Nagano Children's Hospital, Nagano, Japan, 2.Department of Rehabilitation, Nagano Children's Hospital, Nagano, Japan)

^○Ishioka Risako¹, Masataka Fukuoka², Kohei Matsubara², Naoki Yamada², Megumi Nukui^1,2, Takeshi Inoue², Ichiro Kuki², Ryoko Umaba³, Noritsugu Kunihiro³, Aiko Terada⁴, Tomoya Ishiguro⁴, Shin Okazaki^1,2 (1.Department of pediatric linguistics, Osaka city general hospital,Osaka,Japan, 2.Department of pediatric neurology, Osaka city general hospital,Osaka,Japan, 3.Department of pediatric neurosurgery, Osaka city general hospital,Osaka,Japan, 4.Department of neuroendovascular therapy, Osaka city general hospital,Osaka,Japan)

^○Yuichi Suzuki, Ichiri Sakuma, Ryosuke Watanabe, Mika Yamada, Maki Nodera, Mitsuaki Hosoya (Department of Pediatrics, Fukushima Medical University School of Medicine, Fukushima, Japan)

^○Koji Tanoue (Department of General Medicine, Kanagawa Children's Medical Center, Yokohama, Japan)