| Institution: | 1. Kitasato University Kitasato Institute for Life Sciences, Tokyo;2. Department of Pediatrics, Tokyo Dental College Ichikawa General Hospital, Chiba;3. Department of Pediatrics, Kawasaki Medical School, Okayama;4. Division of Pediatrics, National Hospital Organization Fukuoka National Hospital, Fukuoka;5. Department of Pediatrics, Chiba Municipal Kaihin Hospital, Chiba;6. Division of Public Health, Department of Infectious Control and International Medicine, Niigata University Graduate School of Medical and Dental Sciences, Niigata;7. Department of Pediatrics, Sapporo Medical University School of Medicine, Hokkaido;8. Department of Pediatrics, Kobe City Medical Center General Hospital, Hyogo and;9. Department of Infection Prevention and Control, Yokohama City University Hospital, Kanagawa, Japan;10. Department of Pediatrics, Saitama Medical University, Saitama |
