1. Department of Virology and Parasitology, Fujita Health University School of Medicine, Japan
2. Institute for Clinical Research, National Mie Hospital, Japan
3. Department of Pediatrics, Kawasaki Medical School, Japan
4. Department of Pediatrics, National Mie Hospital, Japan
5. Umemoto Children’s Clinic, Japan
6. Sotobo Children’s Clinic, Japan
7. Department of Pediatrics, Kameda Medical Center, Japan
8. Department of Pediatrics, Mie Chuo Medical Center, Japan
9. Department of Pediatrics, Japanese Red Cross Ise Hospital, Japan
10. Infectious Disease Surveillance Center, National Institute of Infectious Diseases, Japan