A Phase 2 Study to Evaluate the Efficacy, Safety and Pharmacokinetics of YL202 in Patients With BC
This study is a multicenter, open-label, phase 2 clinical study to evaluate the efficacy, safety and pharmacokinetics of YL202 in patients with locally advanced or metastatic breast cancer with TNBC, HR-positive, HER2-zero-expression or HER2-low-expression