1Department of Child Neurology, National Center of Neurology and Psychiatry (NCNP), Japan
2Department of Nutrition Management, NCNP, Japan
3Department of Neurology, National Hospital Organization (NHO) Asahikawa Medical Center, Hokkaido, Japan
4Department of Neurology, NHO Aomori National Hospital, Aomori, Japan
5Department of Neurology, NHO Akita National Hospital, Akita, Japan
6Department of Neurology, NHO Nishitaga National Hospital, Japan
7Department of Neurology, NHO Higashisaitama National Hospital, Saitama, Japan
8Department of Neurology, NHO Shimoshizu National Hospital, Chiba, Japan
9Department of Neurology, NHO Hakone National Hospital, Kanagawa, Japan
10Department of Neurology, NHO Niigata National Hospital, Niigata, Japan
11Department of Child Neurology, NHO Nagara Medical Center, Gifu, Japan
12Department of Neurology, NHO Suzuka National Hospital, 3-2-1, Mie, Japan
13Department of Neurology, NHO Hyogo-Chuo National Hospital, Hyogo, Japan
14Department of Neurology, NHO Utano National Hospital, Kyoto, Japan
15Department of Pediatrics, NHO Matsue Medical Center, Shimane, Japan
16Department of Pediatrics, NHO Hiroshima-Nishi Medical Center, Hiroshima, Japan
17Department of Pediatrics, NHO Tokushima National Hospital, Tokushima, Japan
18Department of Neurology, NHO Minamikyushu National Hospital, Kagoshima, Japan