About the Authors

Zhenjiang Yao

zhjyao2001@yahoo.com

Affiliation Department of Epidemiology and Health Statistics, Guangdong Pharmaceutical University, Guangzhou, China

Yang Peng

Affiliation Department of Epidemiology and Health Statistics, Guangdong Pharmaceutical University, Guangzhou, China

Xiaofeng Chen

Affiliation Division of Infectious Diseases, The People’s Hospital of Meizhou, Meizhou, China

Jiaqi Bi

Affiliation Department of Environmental and School Health, Shajing Health Inspection Institute, Shenzhen, China

Ying Li

Affiliation Division of Environmental Health, Public Health Laboratory Center, Guangdong Pharmaceutical University, Guangzhou, China

Xiaohua Ye

Affiliation Department of Epidemiology and Health Statistics, Guangdong Pharmaceutical University, Guangzhou, China

Jing Shi

Affiliation Department of Preventive Medicine, Hebei University of Chinese Medicine, Shijiazhuang, China

Competing Interests

The authors have no competing interests to declare.

Author Contributions

Conceived and designed the experiments: ZJY YP. Performed the experiments: ZJY XFC. Analyzed the data: ZJY JQB. Contributed reagents/materials/analysis tools: YL XHY JS. Wrote the paper: ZJY YP.