Different pharmacoresistance of focal epileptic spasms, generalized epileptic spasms, and generalized epileptic spasms combined with focal seizures oleh Yukitoshi Takahashi, Akiko Ota, Jun Tohyama, Tomoko Kirino, Yumi Fujiwara, Chizuru Ikeda, Shigeki Tanaka, Jyunya Takahashi, Toshihiko Shinoki, Hiroshi Shiraga, Takushi Inoue, Hiroshi Fujita, Motoki Bonno, Masayoshi Nagao, Hideo Kaneko