About the Authors

Fan Wang

Affiliation Key Laboratory of Public Health Safety, Ministry of Education, School of Public Health, Fudan University, Shanghai, China

Pinpin Zheng

zpinpin@shmu.edu.cn.

Affiliation Key Laboratory of Public Health Safety, Ministry of Education, School of Public Health, Fudan University, Shanghai, China

Dongyun Yang

Affiliation School of Statistics and Management, Shanghai University of Finance and Economics, Shanghai, China

Becky Freeman

Affiliation School of Public Health, University of Sydney, Sydney, Australia

Hua Fu

Affiliation Key Laboratory of Public Health Safety, Ministry of Education, School of Public Health, Fudan University, Shanghai, China

Simon Chapman

Affiliation School of Public Health, University of Sydney, Sydney, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FW PPZ HF. Performed the experiments: FW PPZ DYY. Analyzed the data: FW PPZ DYY. Contributed reagents/materials/analysis tools: HF SC. Wrote the paper: FW PPZ BF.