About the Authors
- Mika Oki, Toshihiko Sunahara, Masahiro Hashizume, Taro Yamamoto
- Department of International Health, Institute of Tropical Medicine, The Global Center of Excellence, Nagasaki University, Nagasaki, Japan
The authors have declared that no competing interests exist.
Conceived and designed the experiments: TS MO. Performed the experiments: MO. Analyzed the data: MO TS MH TY. Wrote the paper: MO.