^○Shinya Koizumi, Chiharu Miyatake, Osamu Fujino (Department of Pediatrics, Nippon Medical School Chiba Hokusou Hospital, Inzai, Japan)

^○Kazuo Kodama, Taku Omata, Yoshimi Watanabe, Hiromi Mizuochi (Division of Child Neurology, Chiba Children's Hospital, Chiba, Japan)

^○Chie Awayama, Yuichi Takami, Taku Nakagawa, Yoshinori Nanbu (Japanese Red Cross Society Himeji Hospital, Hyogo, Japan)

^○Yuichi Takami, Chie Awayama, Yoshinori Nanbu, Taku Nakagawa (Pediatrics, Himeji Red Cross Hospital, Hyogo, Japan)

^○Chizuru Ikeda, Takumi Okada, Hiroe Ueno, Tomoyuki Shimazu (Kumamoto Saishunso National Hospital, Kumamoto, Japan)

^○Taku Nakagawa, Chie Awayama, Yoshinori Nanbu, Yuichi Takami (Department of Pediatrics, Japanese Red Cross Society Himeji Hospital, Hyogo, Japan)