{"nct_id":"NCT04169997","title":"A Study of IMP4297 as Maintenance Treatment Following First-line Chemotherapy in Patients With Advanced Ovarian Cancer","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-06","start_date":"2019-12-24","start_date_type":"ACTUAL","primary_completion_date":"2023-03-16","primary_completion_date_type":"ACTUAL","completion_date":"2026-06-30","completion_date_type":"ESTIMATED","phases":["PHASE3"],"tickers":["IBO"]}