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Prognostic correlated with expression levels of PD1 or PDL1 in early stage lung cancer patients. Kaplan-Meier statistical analyses were conducted to examine the association between progression-free survival (top), over-all survival (bottom) and the expression of PD1 and PDL1 in adenocarcinoma (A), squamous cell carcinoma (C), the number of higher expressed genes (B, D) in all patients.
