NCT03913234 2022-05-10
Phase IB & II Study of Ribociclib With Trastuzumab Plus Letrozole in Postmenopausal HR+, HER2+ Advanced Breast Cancer Patients
Yonsei University
Phase 1/2 Unknown
Yonsei University
National Taiwan University Hospital
Namik Kemal University
Blokhin's Russian Cancer Research Center
University of Virginia
Hadassah Medical Organization