s ="Background (UNASSIGNED): Previous study of ours showed that @PROG$ (ALI) and C-reactive protein (CRP) are independent significant prognostic factors in operable non-small cell lung cancer (NSCLC) patients."
Background (UNASSIGNED): Previous study of ours showed that @PROG$ @PROG$ and C-reactive protein (CRP) are independent significant prognostic factors in operable non-small cell lung cancer (NSCLC) patients.