1. Key Laboratory of Tropical Disease Control of Ministry of Education, Centre for Infection and Immunity Study (CIIS), School of Medicine, Shenzhen Campus of Sun Yat-sen University, Shenzhen, Guangdong, China
2. State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, Guangzhou Institute of Respiratory Health, the First Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong, China
3. Guangdong Provincial Center for Disease Control and Prevention, Guangzhou, Guangdong, China
4. Guangzhou National Laboratory, Guangzhou, Guangdong, China
5. Institute of Human Virology, Key Laboratory of Tropical Disease Control of Ministry of Education, Zhongshan School of Medicine, Sun Yat-sen University, Guangzhou, Guangdong, China