1. Kawasaki Disease Center, Fukuoka Children’s Hospital, Kashiiteriha, Higashi-ku, Fukuoka, Japan
2. Department of Perinatal and Pediatric Medicine, Graduate School of Medical Sciences, Kyushu University, Maidashi, Higashi-ku, Fukuoka, Japan
3. Department of Research and Development of Next Generation Medicine, Faculty of Medical Sciences, Kyushu University, Maidashi, Higashi-ku, Fukuoka, Japan
4. Division of Pediatrics, Japanese Red Cross Fukuoka Hospital, Ookusu, Minami-Ku, Fukuoka, Japan
5. Division of Pediatrics, Hamanomachi Hospital, Nagahama, Chuo-ku, Fukuoka, Japan
6. Division of Pediatrics, National Hospital Organization Fukuokahigashi Medical Center, Chidori, Koga, Fukuoka, Japan
7. Division of Pediatrics, National Hospital Organization Kyushu Medical Center, Jigyohama, Chuo-ku, Fukuoka, Japan
8. Department of Pediatrics, Graduate School of Medical Sciences, Kyushu University, Maidashi, Higashi-ku, Fukuoka, Japan
9. Department of Public Health, Jichi Medical University, Yakushiji, Shimotsuke, Tochigi, Japan