CD4 and diffuse large B-cell lymphoma: Regarding PD1 status, no significant difference was observed among the proportions of PD1+TIL-Ts (PD1+TIL-Ts/TIL-Ts), PD1+ CD4+TIL-Ts (PD1+CD4+TIL-Ts/CD4+TIL-Ts), PD1+ CD8+TIL-Ts (PD1+CD8+TIL-Ts/CD8+TIL-Ts), and PD1+TIL-B-cells (TIL-Bs, PD1+TIL-Bs/TIL-Bs) in DLBCL cells and their counterpart cells in RH.