Author information:
(1)National Institute for Viral Disease Control and Prevention, Chinese Center 
for Disease Control and Prevention (China CDC), Beijing, 100052, China; College 
of Laboratory Medicine and Life Sciences, Wenzhou Medical University, Wenzhou, 
325035, China; Shenzhen Key Laboratory of Pathogen and Immunity, Shenzhen Third 
People's Hospital, Shenzhen, 518112, China. Electronic address: 
liujun@ivdc.chinacdc.cn.
(2)CAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of 
Microbiology, Chinese Academy of Sciences (CAS), Beijing, 100101, China; 
University of Chinese Academy of Sciences, Beijing, 100049, China.
(3)National Institute for Viral Disease Control and Prevention, Chinese Center 
for Disease Control and Prevention (China CDC), Beijing, 100052, China; College 
of Laboratory Medicine and Life Sciences, Wenzhou Medical University, Wenzhou, 
325035, China.
(4)CAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of 
Microbiology, Chinese Academy of Sciences (CAS), Beijing, 100101, China; 
University of Chinese Academy of Sciences, Beijing, 100049, China; Research 
Network of Immunity and Health (RNIH), Beijing Institutes of Life Science, 
Chinese Academy of Sciences, Beijing, 100101, China.
(5)Shenzhen Key Laboratory of Pathogen and Immunity, Shenzhen Third People's 
Hospital, Shenzhen, 518112, China; CAS Key Laboratory of Pathogenic Microbiology 
and Immunology, Institute of Microbiology, Chinese Academy of Sciences (CAS), 
Beijing, 100101, China.
(6)National Institute for Viral Disease Control and Prevention, Chinese Center 
for Disease Control and Prevention (China CDC), Beijing, 100052, China; Shenzhen 
Key Laboratory of Pathogen and Immunity, Shenzhen Third People's Hospital, 
Shenzhen, 518112, China; CAS Key Laboratory of Pathogenic Microbiology and 
Immunology, Institute of Microbiology, Chinese Academy of Sciences (CAS), 
Beijing, 100101, China; University of Chinese Academy of Sciences, Beijing, 
100049, China; Research Network of Immunity and Health (RNIH), Beijing 
Institutes of Life Science, Chinese Academy of Sciences, Beijing, 100101, China. 
Electronic address: gaofu@chinacdc.cn.