1. Department of Pulmonary and Critical Care Medicine Center of Respiratory Medicine China‐Japan Friendship Hospital Beijing China
2. National Clinical Research Center for Respiratory Disease Beijing China
3. Department of Infectious Diseases Beijing Luhe HospitalCapital Medical University Beijing China
4. Department of Epidemiology & Bio‐statistics, School of Public Health Peking University Health Science Center Beijing China
5. Clinical Laboratory Third People's Hospital in Shenzhen City of Guangdong Province Shenzhen China
6. Clinical Center for Pulmonary Infections Department of Respiratory Medicine Capital Medical University Beijing China
7. Tsinghua University‐Peking University Joint Center for Life Sciences Beijing China
8. Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China