C4391024 – An Interventional, Open-Label, Randomized, Multicenter Phase 3 Study of PF-07220060 Plus Letrozole Compared to CDK4/6 Inhibitor Plus Letrozole in Participants Over 18 Years of Age With Hormone Receptor (HR)-Positive, HER2-Negative Advanced/Metastatic Breast Cancer who Have not Received any Prior Systemic Anticancer Treatment for Advanced/Metastatic Disease (FourLight-3)
Principal Investigator: Peeter Karihtala
HUS Comprehensive Cancer Center
