Fig. 5From: PD-L1 and PD-L2 expression in the tumor microenvironment including peritumoral tissue in primary central nervous system lymphomaKaplan-Meier survival curves for overall survival. a: PD-L1 expression on tumor cells. b: PD-L1 expression on intratumoral macrophages. c: PD-L2 expression on intratumoral macrophages. d: PD-L1 expression on peritumoral macrophages. e: PD-L2 expression on peritumoral macrophages. CI, confidential intervalBack to article page