A preliminary study on the relationship between circulating tumor cells count and clinical features in patients with non-small cell lung cancer

Lung cancer is the leading malignancy with the highest morbidity and mortality in the Chinese populations (1), among which non-small cell lung cancer (NSCLC) accounts for over 80% of all lung cancer cases. Advanced NSCLC has a poor prognosis, with a 5-year survival of less than 20% (2)