About the Authors

Yuan He

Affiliations International Medical Center, Chinese People's Liberation Army General Hospital, Beijing, China, Department of Nutrition and Food Hygiene, School of Public Health, Peking University Health Science Center, Beijing, China

Qiang Zeng

zq301@126.com (QZ); wpeiyu@bjmu.edu.cn (PW)

Affiliation International Medical Center, Chinese People's Liberation Army General Hospital, Beijing, China

Xiaohui Li

Affiliation International Medical Center, Chinese People's Liberation Army General Hospital, Beijing, China

Baohua Liu

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

Peiyu Wang

zq301@126.com (QZ); wpeiyu@bjmu.edu.cn (PW)

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YH QZ PYW. Performed the experiments: YH QZ. Analyzed the data: YH. Contributed reagents/materials/analysis tools: XHL BHL. Wrote the paper: YH.