1. Department of Virology, Institute of Tropical Medicine, Nagasaki University, Nagasaki, Japan;
2. Department of Virology, National Institute of Hygiene and Epidemiology, Hanoi, Vietnam;
3. Department of Immunogenetics, Institute of Tropical Medicine, Nagasaki University, Nagasaki, Japan;
4. Research and Biotechnology, St Luke’s Medical Center, Quezon City, Philippines;
5. Dengue Department, Children Hospital No. (1), Ho Chi Minh, Vietnam;
6. Infectious Disease Department, Children Hospital No. (1), Ho Chi Minh, Vietnam;
7. ICU Department, Children Hospital No. (1), Ho Chi Minh, Vietnam;
8. Children Hospital No. (1), Ho Chi Minh, Vietnam;
9. Center of International Collaboration Research, Nagasaki University, Nagasaki, Japan