Prognostic and clinicopathological value of PD-L1 expression in primary breast cancer: a meta-analysis.
Wenfa HuangRan RanBin ShaoHuiping LiPublished in: Breast cancer research and treatment (2019)
PD-L1 expression on TCs associates with high-risk clinicopathological parameters and poor prognosis in PBC patients, while PD-L1+ TILs may relate to a better survival. Comprehensive assessment of TCs and TILs is required when evaluating the clinical relevance of PD-L1 expression in future studies.