1. Department of Geriatrics The Central Hospital of Wuhan Tongji Medical College Huazhong University of Science and Technology Wuhan China
2. Department of Thoracic Surgery Shengli Clinical Medical College of Fujian Medical University Fuzhou China
3. Department of Thoracic Surgery Renmin Hospital of Wuhan University Wuhan China
4. Department of Thoracic Surgery The First Affiliated Hospital of Soochow University Suzhou China
5. Department of Oncology The First Affiliated Hospital of Soochow University Suzhou China