Breast Cancer Patritumab Deruxtecan Induces Promising Efficacy in HER3-Expressing Metastatic Breast CancersBy adminJune 5, 20220 Patritumab deruxtecan produced encouraging responses in patients with HER3-expressing metastatic breast cancer or metastatic triple negative breast cancer.Patritumab deruxtecan (HER3-DXd)…