{"nct_id":"NCT04711252","title":"A Comparative Study of AZD9833 Plus Palbociclib Versus Anastrozole Plus Palbociclib in Patients With ER-Positive HER2 Negative Breast Cancer Who Have Not Received Any Systemic Treatment for Advanced Disease","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-07","start_date":"2021-01-28","start_date_type":"ACTUAL","primary_completion_date":"2026-08-24","primary_completion_date_type":"ESTIMATED","completion_date":"2029-02-01","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["AZN"]}