1. Department of Respiratory Diseases, Affiliated People’s Hospital of Jiangsu University, Zhenjiang, Jiangsu Province, China
2. Department of Thoracic Surgery, The First Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu Province, China
3. Department of Geriatric Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu Province, China
4. Department of Respiratory, The First Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu Province, China