1. Department of Thoracic Surgery, Shanghai Pulmonary Hospital, School of Medicine, Tongji University , Shanghai, 200433, P. R. China
2. Huadong Hospital Affiliated to Fudan University , Shanghai, 200040, P. R. China
3. Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine , Shanghai, P. R. China
4. School of Medicine, Tongji University , Shanghai, 200092, P. R. China
5. Radiology Department, Shanghai Pulmonary Hospital, School of Medicine, Tongji University , Shanghai, 200433, P. R. China