About the Authors

Tingrui Chen

Contributed equally to this work with: Tingrui Chen, Xuqing Xu, Jinjiao Wei

Affiliation Cangnan Center for Disease Control and Prevention, Cangnan, People's Republic of China

Xuqing Xu

Contributed equally to this work with: Tingrui Chen, Xuqing Xu, Jinjiao Wei

Affiliation Zhejiang Center for Disease Control and Prevention, Hangzhou, People's Republic of China

Jinjiao Wei

Contributed equally to this work with: Tingrui Chen, Xuqing Xu, Jinjiao Wei

Affiliation Wenzhou Center for Disease Control and Prevention, Wenzhou, People's Republic of China

Jiang Chen

Affiliation Zhejiang Center for Disease Control and Prevention, Hangzhou, People's Republic of China

Renchao Miu

Affiliation Cangnan Center for Disease Control and Prevention, Cangnan, People's Republic of China

Liming Huang

Affiliation Hangzhou Center for Disease Control and Prevention, Hangzhou, People's Republic of China

Xiaoxiao Zhou

Affiliation Taizhou Center for Disease Control and Prevention, Taizhou, People's Republic of China

Yun Fu

Affiliation Huzhou Center for Disease Control and Prevention, Huzhou, People's Republic of China

Rui Yan

Affiliation Zhejiang Center for Disease Control and Prevention, Hangzhou, People's Republic of China

Zhen Wang

Affiliation Zhejiang Center for Disease Control and Prevention, Hangzhou, People's Republic of China

Biyao Liu

Affiliation Zhejiang Center for Disease Control and Prevention, Hangzhou, People's Republic of China

Fan He

zjhefan@126.com

Affiliation Zhejiang Center for Disease Control and Prevention, Hangzhou, People's Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FH TC XX JW. Performed the experiments: FH TC XX JC RM LH XZ YF. Analyzed the data: FH TC JW RY ZW BL. Contributed reagents/materials/analysis tools: TC JW JC RM XX FH. Wrote the paper: FH TC.