1 Department of Pulmonary and Critical Care Medicine, Zhongshan Hospital, Fudan University Shanghai Medical College, Shanghai, China.
2 Department of General Surgery, Zhongshan Hospital, Fudan University Shanghai Medical College, Shanghai, China. suo.tao@zs-hospital.sh.cn.
3 Department of Pulmonary and Critical Care Medicine, Zhongshan Hospital, Fudan University Shanghai Medical College, Shanghai, China. xdwang@fuccb.com.