They observed that positive PD-L1 expression by IC showed a trend for worse overall survival and distant metastasis-free survival in TNBC patients with neoadjuvant chemotherapy, which defines IC scoring system as the best prognostic marker [ 34 ].
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PD-L1-Positive High-Grade Triple-Negative Breast Cancer Patients Respond Better to Standard Neoadjuvant Treatment-A Retrospective Study of PD-L1 Expression in Relation to Different Clinicopathological Parameters.
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