1. Key Laboratory of Surveillance and Early‐warning on Infectious Disease Division of Infectious Disease Chinese Center for Disease Control and Prevention Beijing China
2. WHO Collaborating Centre for Infectious Disease Epidemiology and Control School of Public Health Li Ka Shing Faculty of Medicine The University of Hong Kong Hong Kong Special Administrative Region China
3. National Institute for Viral Disease Control and Prevention Collaboration Innovation Center for Diagnosis and Treatment of Infectious Diseases Chinese Center for Disease Control and Prevention Beijing China
4. Key Laboratory of Public Health Safety Ministry of Education School of Public Health Fudan University Shanghai China
5. School of Public Health (Shenzhen) Sun Yat‐sen University Shenzhen China