Concordance of multispectral immunofluorescence (mIF) with programmed death ligand 1 (PD-L1) and stromal tumor infiltrating lymphocyte (sTILs) clinical assays in early-stage breast cancer (BC).

e12589Background: There is growing need for surrogate immune-based biomarkers in BC to enhance prediction accuracy and to facilitate comparisons of therapeutic activity in the context of clinical t...