1. Department of Pulmonary Medicine, Huadong Hospital, Fudan University, Shanghai, China
2. Department of Pulmonary Medicine, Zhongshan Hospital, Fudan University, Shanghai, China
3. Department of Thoracic Surgery, Zhongshan Hospital, Fudan University, Shanghai, China
4. Department of Pulmonary Medicine, Ruijin Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China