1. Antimicrobial Resistance Research Center, National Institute of Infectious Diseases, Tokyo, Japan
2. Vietnam Research Station, Center for Infectious Disease Research in Asia and Africa, Institute of Tropical Medicine, Nagasaki University, Nagasaki, Japan
3. National Institute of Hygiene and Epidemiology, Hanoi, Vietnam
4. Nagoya University Graduate School of Medicine, Nagoya, Japan
5. Vietnam-Japan University, Vietnam National University, Hanoi, Vietnam
6. Department of Urban Engineering, Graduate School of Engineering, The University of Tokyo, Tokyo, Japan