1. Department of Child Neurology Comprehensive Epilepsy Center Seirei Hamamatsu General Hospital Hamamatsu Japan
2. General Internal Medicine Seirei Hamamatsu General Hospital Hamamatsu Japan
3. Department of Pediatrics Kyoto University Graduate School of Medicine Kyoto Japan
4. Department of Neurology Kanagawa Children's Medical Center Yokohama Japan
5. Department of Pediatrics Anjo Kosei Hospital Anjo Japan
6. Department of Pediatrics Nagoya City West Medical Center Nagoya Japan
7. Department of Pediatrics Iwate Medical University School of Medicine Shiwa Japan
8. Department of Pediatrics Hiroshima City Funairi Citizens Hospital Hiroshima Japan
9. Department of Pediatrics Tohoku Medical and Pharmaceutical University Sendai Japan
10. Department of Pediatric Neurology Aichi Developmental Disability Center Central Hospital Kasugai Japan
11. Department of Pediatrics St. Luke's International Hospital Tokyo Japan
12. Department of Pediatric Neurology Osaka City General Hospital Osaka Japan
13. Department of Pediatrics Teikyo University School of Medicine Tokyo Japan
14. Department of Pediatrics Matsue Red‐Cross Hospital Matsue Japan
15. Department of Pediatrics Kobe University Graduate School of Medicine Kobe Japan
16. Division of Child Neurology Department of Brain and Neurosciences School of Medicine Tottori University Faculty of Medicine Yonago Japan
17. Department of Pediatric Neurology Miyagi Children's Hospital Miyagi Japan
18. Division of Clinical Laboratory Seirei Hamamatsu General Hospital Hamamatsu Japan
19. Epilepsy and Surgery Comprehensive Epilepsy Center Seirei Hamamatsu General Hospital Hamamatsu Japan