1. Department of Respiratory Infections, Institute of Tropical Medicine, Nagasaki University, Nagasaki, Japan
2. Department of Clinical Tropical Medicine, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan
3. Department of Microbiology, Faculty of Medicine, Oita University, Oita, Japan
4. Department of Public Health, Yokohama City University School of Medicine, Kanagawa, Japan
5. Department of Health Economics and Outcomes Research, Graduate School of Pharmaceutical Sciences, the University of Tokyo, Tokyo, Japan
6. Department of Infectious Disease Medicine, Chikamori Hospital, Kochi, Japan
7. Department of Internal Medicine, Nijigaoka Hospital, Nagasaki, Japan
8. Department of Emergency Medicine, Toyota Kosei Hospital, Aichi, Japan
9. Department of Clinical Training and Career Development, Gifu University, Gifu, Japan
10. Department of Nursing, Toyota Kosei Hospital, Aichi, Japan
11. Loco Clinic Nakameguro, Tokyo, Japan
12. Department of General Internal Medicine, Kawasaki Municipal Tama Hospital, Kanagawa, Japan
13. Department of Cardiology, Saiseikai Kazo Hospital, Saitama, Japan
14. Department of Nursing, Saiseikai Kazo Hospital, Saitama, Japan
15. Gohongi Clinic, Tokyo, Japan
16. Department of Internal Medicine, Gunma Chuo Hospital, Gunma, Japan
17. Department of General Internal Medicine and Clinical Infectious Diseases, Kita-Fukushima Medical Center, Fukushima, Japan
18. Department of General Internal Medicine and Clinical Infectious Diseases, Fukushima Medical University, Fukushima, Japan
19. Department of General Medicine, Nara City Hospital, Nara, Japan
20. Department of Infectious Disease Medicine, Rakuwakai Otowa Hospital, Kyoto, Japan
21. Hayakawa Internal Medicine Clinic, Fukuoka, Japan
22. Mizuho Street Clinic, Aichi, Japan
23. Department of Internal Medicine, Takagi Hospital, Aichi, Japan
24. Infectious Disease Surveillance Center, National Institute of Infectious Diseases, Tokyo, Japan