1. Department of Environmental and Preventive Medicine, Oita University Faculty of Medicine, Oita, Japan
2. Department of Endoscopy, Cho Ray Hospital, Ho Chi Minh, Vietnam
3. Antimicrobial Resistance Research Center, National Institute of Infectious Diseases, Tokyo, Japan
4. Department of GI Endoscopy, 108 Central Hospital, Hanoi, Vietnam
5. Department of Molecular Biology, 108 Military Central Hospital, Hanoi, Vietnam
6. Department of Microbiology, Cho Ray Hospital, Ho Chi Minh, Vietnam
7. Department of Gastroenterology, Oita University Faculty of Medicine, Yufu, Oita, Japan
8. Graduate School of Life Sciences, Tohoku University, Sendai, Japan
9. Institute of Medical Science, University of Tokyo, Tokyo, Japan
10. Department of Computational Biology and Medical Sciences, Graduate School of Frontier Sciences, University of Tokyo, Tokyo, Japan
11. Department of Molecular Oncology, Chiba University, Chiba, Japan
12. Department of Infectious Diseases, Kyorin University School of Medicine, Mitaka City, Tokyo, Japan
13. Department of Gastroenterology, National Hospital Organization Hakodate Hospital, Hakodate, Hokkaido, Japan
14. Division of Endoscopy, Hokkaido University Hospital, Sapporo, Hokkaido, Japan
15. Department of Omics Medicine, Hyogo College of Medicine, Hyogo, Japan
16. Department of Gastroenterology, Graduate School of Medicine, Kobe University, Chuou-ku, Kobe, Hyogo, Japan
17. Division of Microbiology, Department of Infectious Medicine, Kurume University School of Medicine, Kurume, Fukuoka, Japan
18. Department of Bacteriology, Faculty of Medical Sciences, Kyushu University, Fukuoka, Japan
19. Advanced Genomics Center, National Institute of Genetics, Shizuoka, Japan
20. Research Center for Micro-Nano Technology, Hosei University, Tokyo, Japan
21. Department of Medicine, Gastroenterology Section, Baylor College of Medicine, Houston, TX, USA