biopsy samples included assessments of stromal TILs and the nuclear and
histologic grades of each breast carcinoma sample. The levels of TILs are
expressed as percentages, as described by the International TIL Working
Group.17 (link) The residual cancer burden (RCB) score,
Miller-Payne grade, residual tumor size, and TILs of the surgical specimens
were determined.18 (link),19 (link) The tumor bed area in samples of patients who
achieved pCR group was marked and collected for high-throughput NGS.