1. Department of Medical Statistics and Epidemiology School of Public Health Sun Yat‐sen University Guangzhou China
2. Department of Cause of Death and Cancer Surveillance Guangzhou Center for Disease Control and Prevention Guangzhou China
3. Institute for Infectious Disease Control and Prevention Guangdong Provincial Center for Disease Control and Prevention Guangzhou China
4. Government Affairs Service Center of Health Commission of Guangdong Province Guangzhou China
5. Sun Yat‐sen Global Health Institute Sun Yat‐sen University Guangzhou China