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. 2020 May 24;69(10):2089–2100. doi: 10.1007/s00262-020-02604-w

Fig. 2.

Fig. 2

Correlations between PD-L1 tumor proportion score (TPS) and composite proportion score (CPS) and the density of CD8+ (a, b) and FOXP3+ TILs (c, d). Box plots with the median (black line) and the mean values are shown