| Authors: |
Shi L; Department of Immunity, Taizhou Center for Disease Control and Prevention, Taizhou, Zhejiang, 318000, China., Zheng C; Department of Immunity, Quzhou Center for Disease Control and Prevention, Quzhou, Zhejiang, 324000, China., Chai X; School of Public Health, Hangzhou Medical College, Hangzhou, Zhejiang, 310051, China., Wu X; Department of Immunity, Jinhua Center for Disease Control and Prevention, Jinhua, Zhejiang, 321002, China., Lin H; Department of Immunity, Taizhou Center for Disease Control and Prevention, Taizhou, Zhejiang, 318000, China., Yan R; Department of Immunity, Zhejiang Provincial Center for Disease Control and Prevention, Hangzhou, Zhejiang, 310051, China., Qi X; Department of Immunity, Zhejiang Provincial Center for Disease Control and Prevention, Hangzhou, Zhejiang, 310051, China., Zhou Y; Department of Immunity, Zhejiang Provincial Center for Disease Control and Prevention, Hangzhou, Zhejiang, 310051, China. yzhou@cdc.zj.cn. |