1. Department of Thoracic Surgery, Shanghai Chest Hospital , Shanghai, China
2. Department of Gastric Surgery, Fudan University Shanghai Cancer Center , Shanghai, China
3. Department of Oncology, Shanghai Medical College, Fudan University , Shanghai, China
4. Department of Cardiothoracic Surgery, University of Pittsburgh Medical Center , Pittsburgh, PA, USA
5. Department of Biostatistics, Princess Margaret Cancer Centre, University Health Network, University of Toronto, Toronto, Ontario , Canada
6. Department of Breast Surgery, Fudan University Shanghai Cancer Center , Shanghai, China
7. Department of Biostatistics, Shanghai Medical College, Fudan University , Shanghai, China
8. Department of Thoracic Surgery, Fudan University Shanghai Cancer Center , Shanghai, China
9. Department of Thoracic Surgery, Changhai Hospital Affiliated to The Second Military Medical University , Shanghai, China
10. Department of Thoracic Surgery, The Affiliated Huai'an No. 1 People's Hospital of Nanjing Medical University , Huai'an, China