Research article Open access
Programmed Death-ligand 1 (PD-L1) Expression in Bladder Cancer and its Correlation with Tumor Grade, Stage, and Outcome
Objectives: To evaluate the expression of programmed death-ligand 1 (PD-L1) in bladder cancer cases in Oman using immunohistochemistry, and to determine whether the level of PD-L1 expression is associated with tumor grade, stage, or outcome. An additional objective was to identify the clinicopathological features of bl …