About the Authors

Hitoshi Kawada, Yukiko Higa, Masahiro Takagi
Department of Vector Ecology & Environment, Institute of Tropical Medicine, Nagasaki University, Nagasaki, Japan

Yen T. Nguyen, Son H. Tran, Hoa T. Nguyen
National Institute of Hygiene and Epidemiology, Hanoi, Vietnam

Corresponding Author


Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HK YH YTN HTN MT. Performed the experiments: HK YH YTN SHT. Analyzed the data: HK. Contributed reagents/materials/analysis tools: HK MT. Wrote the paper: HK.