Sanae Yamazaki¹, Aiko Hirano¹, Takeshi Okinaga¹, Mitsuhiro Kato² (1.Belland general hospital, Osaka,Japan, 2.Showa university faculty of medecine pediatrics,Tokyo , Japan)

Shodo Hirano, Akito Watanabe (Toyonaka Municipal Hospital)

Satoshi Akamine¹, Yoshito Ishizaki¹, Yasunari Sakai¹, Hiroyuki Torisu², Ryoko Fukai³, Noriko Miyake³, Kazuhiro Ohkubo¹, Masafumi Sanefuji¹, Ayumi Sakata⁴, Masahiko Kimura⁵, Seiji Yamaguchi⁵, Osamu Sakamoto⁶, Hirotomo Saitsu⁷, Naomichi Matsumoto³, Shouichi Ohga¹ (1.Department of Pedeatrics, University of Kyushu, Fukuoka, Japan, 2.Section of Pediatrics, Department of Medicine, Fukuoka Dental College, Fukuo ka, Japan, 3.Department of Human Genetics, Yokohama City University Graduate School of Me dicine, Yokohama, Japan, 4.Department of Clinical Chemistry and Laboratory Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan)

Yuki Shimazaki¹, ATSUKO OBA², RHUKI MATSUURA³, SHINICHIRO HAMANO³ (1.Department of Pediatrics, Jikei University Daisan Hospital, Tokyo, Japan, 2.Department of Pediatrics, Jikei University Kashiwa Hospital, Chiba, Japan, 3.Division of Neurology, Saitama Children's Medical Center, Saitama, Japan)