1. Beijing University of Chinese Medicine Beijing China
2. Department of Pulmonary and Critical Care Medicine, Center of Respiratory Medicine, National Clinical Research Center for Respiratory Diseases, National Center for Respiratory Medicine China‐Japan Friendship Hospital Beijing China
3. Institute of Respiratory Medicine Chinese Academy of Medical Sciences Beijing China
4. Department of Infectious Diseases Tan Tock Seng Hospital Singapore
5. National Centre for Infectious Diseases Singapore
6. Lee Kong Chian School of Medicine Nanyang Technological University Singapore
7. Yong Loo Lin School of Medicine National University of Singapore Singapore
8. Tsinghua University‐Peking University Joint Center for Life Sciences Beijing China
9. Department of Respiratory Medicine Capital Medical University Beijing China