1. State Key Laboratory of Pathogen and Biosecurity, Beijing Institute of Microbiology and Epidemiology, 20 Dongda Street, Fengtai District, Beijing 100071, P. R. China.
2. Department of Laboratorial Science and Technology, School of Public Health, Peking University, No. 38, Xueyuan Road, Haidian District, Beijing 100191, P. R. China.
3. The 302 Hospital, People’s Liberation Army, No. 100, West 4th Ring Road, Fengtai District, Beijing 100039, P. R. China.
4. School of Basic Medical Sciences, Wuhan University School of Medicine, 185 Donghu Street, Wuhan 430071, P. R. China.
5. School of Pharmaceutical Sciences, Tsinghua University, Beijing 100084, P. R. China.
6. The 154 Hospital, People’s Liberation Army, 104 Nan-Hu Road, Shihe District, Xinyang 464000, P. R. China.
7. School of Public Health, Shandong University, Jinan 250012, P.R. China.
8. Microbiology and Epidemiology, Beijing Key Laboratory of Vector Borne and Natural Focus Infectious Diseases, Beijing, P. R. China.