About the Authors

Juan Chen

Affiliation Department of Social Medicine and Health Education, School of Public Health, Peking University, Beijing, China

Ye Tian

Affiliation China Center for Health Development Studies, School of Public Health, Peking University, Beijing, China

Yixing Liao

Affiliation Department of Social Medicine and Health Education, School of Public Health, Peking University, Beijing, China

Shuaishuai Yang

Affiliation Department of Social Medicine and Health Education, School of Public Health, Peking University, Beijing, China

Zhuoting Li

Affiliation VIP Medical Service Department, Peking Union Medical College Hospital, Beijing, China

Chao He

Affiliation Department of Health Education, Shun Yi Center for Disease Prevention and Control, Beijing, China

Dahong Tu

Affiliation Community Medical Center, Beijing Shijitan Hospital, Beijing, China

Xinying Sun

xysun@bjmu.edu.cn

Affiliation Department of Social Medicine and Health Education, School of Public Health, Peking University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XYS JC ZTL YXL. Performed the experiments: XYS JC ZTL YXL SSY. Analyzed the data: JC SSY YT XYS. Contributed reagents/materials/analysis tools: DHT CH YT. Wrote the paper: JC XYS SSY YT. Obtained the funding: XYS ZTL. Provided supervision: XYS JC.