1 Department of Respiratory and Critical Care Medicine, Shanghai Pulmonary Hospital, School of Medicine, Tongji University, Shanghai, China.
2 Institute of Respiratory Medicine, School of Medicine, Tongji University, Shanghai, China.
3 Yong-Hua Gao, Hui-Zhen Zheng, Hai-Wen Lu, Yuan-Yuan Li and Yun Feng contributed equally to this work.
4 Department of Respiratory Medicine, Branch of National Clinical Research Center for Respiratory Disease, National Clinical Research Center for Geriatric Disorders, Xiangya Hospital, Central South University, Changsha, China.
5 Department of Respiratory and Critical Care Medicine, Ruijin Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai, China.
6 Institute of Respiratory Diseases, School of Medicine, Shanghai Jiaotong University, Shanghai, China.
7 Jie-Ming Qu and Jin-Fu Xu contributed equally to this article as lead authors and supervised the work.
8 Department of Respiratory and Critical Care Medicine, Shanghai Pulmonary Hospital, School of Medicine, Tongji University, Shanghai, China jfxu@tongji.edu.cn.