Tumor immune biomarkers
tumor, Tumor, Breast Cancer
TUMOR, TUMOR, BREAST CANCER
Tumor biopsies were formalin-fixed paraffin-embedded (FFPE). Percentage of stromal TILs (sTILs) in tumor was evaluated using hematoxylin and eosin (H&E) diagnostic sections per International Immuno-Oncology Biomarker Working Group on Breast Cancer Guidelines [