About the Authors

Yan Feng

Contributed equally to this work with: Yan Feng, Haiyan Mao

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Haiyan Mao

Contributed equally to this work with: Yan Feng, Haiyan Mao

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Changping Xu

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Jianmin Jiang

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Yin Chen

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Juying Yan

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Jian Gao

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Zhen Li

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Shichang Xia

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Yiyu Lu

luyiyuzjh@163.com

Affiliation Key Lab. of emergency detection for Public Health of Zhejiang province, Zhejiang provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang province, People’s Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YL. Performed the experiments: YF HM CX YC JY JG ZL. Analyzed the data: YF CX YL. Contributed reagents/materials/analysis tools: JJ SX YL. Wrote the manuscript: YF.