About the Authors
- Yuen Wai Hung, Justin Remais
- Center for Occupational and Environmental Health, School of Public Health, University of California, Berkeley, California, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: YWH JR. Performed the experiments: YWH. Analyzed the data: YWH. Wrote the paper: YWH JR.