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. 2021 Nov 18;11:759497. doi: 10.3389/fonc.2021.759497

Figure 4.

Figure 4

Clinical outcome interacted with expression levels of PD1 or PDL1 in squamous cell carcinoma lung cancer patients. Kaplan-Meier statistical analyses were conducted to examine the association between over-all survival and the expression of PD1 and PDL1 and the number of higher expressed genes in early stage (top) and late stage (bottom) squamous cell carcinoma lung cancer patients.