NCT03199885 2025-12-30
Testing the Drug Atezolizumab or Placebo With Usual Therapy in First-Line HER2-Positive Metastatic Breast Cancer
National Cancer Institute (NCI)
Phase 3 Completed
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Henan Cancer Hospital
Shanghai Yizhong Pharmaceutical Co., Ltd.
Academic and Community Cancer Research United
NRG Oncology
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)