{"nct_id":"NCT04191382","title":"Phase 2 Window Study of SAR439859 (Amcenestrant) Versus Letrozole in Post-menopausal Patients With ER+, HER2- Pre-operative Post-menopausal Primary Breast Cancer","status":"TERMINATED","status_verified_date":"2025-09","start_date":"2020-02-04","start_date_type":"ACTUAL","primary_completion_date":"2021-04-30","primary_completion_date_type":"ACTUAL","completion_date":"2021-05-28","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["SNY"]}