Trastuzumab Deruxtecan vs Endocrine Therapy in Low-HER2 HR+ Advanced Breast Cancer
Conditions
- Hormone Receptor(HR)-Positive, Low HER2 Advanced Breast Cancer Patients (HER2 IHC 1+ or 2+ & ISH Negative)
Interventions
- DRUG: Experimental treatment arm
- DRUG: Control treatment arm
Sponsor
Yonsei University