Prognostic performance of thymidine kinase 1 activity in patients with hormone receptor-positive and HER2-negative metastatic breast cancer treated with CDK4/6 and aromatase inhibitors
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Purpose: Thymidine kinase 1 activity (TKa) has previously been demonstrated as a prognostic biomarker for progression-free survival (PFS) in hormone receptor-positive, HER2-negative metastatic breast cancer (MBC), but its optimal... ...
