Tumor Immune Biomarker
tumor, Tumor, Breast Cancer
BREAST CANCER, TUMOR, TUMOR, INFILTRATING, STROMAL TUMOR
Tumor biopsies were formalin-fixed paraffin-embedded (FFPE). Percentage of stromal tumor infiltrating lymphocytes (TILs) in tumor was evaluated using H&E diagnostic sections per International Immuno-Oncology Biomarker Working Group on Breast Cancer Guidelines.