Investigation of Combining Serum Tumor Biomarkers and Clinical Features for Elderly Lung Cancer Diagnosis and Classification

1. ¹ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
2. ² Department of Geriatrics Oncology Medicine, Shaanxi Provincial People’s Hospital, Xi’an, China
3. ³ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
4. ⁴ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
5. ⁵ School of Public Health, Medical College of Xi’an Jiao Tong University, Xi’an, China
6. ⁶ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
7. ⁷ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
8. ⁸ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
9. ⁹ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
10. ¹⁰ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
11. ¹¹ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
12. ¹² Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China
13. ¹³ Department of Geriatrics Respiratory, Shaanxi Provincial People’s Hospital, Xi’an, China