{"nct_id":"NCT04394546","title":"CHAMPION-AF Clinical Trial","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-09","start_date":"2020-10-15","start_date_type":"ACTUAL","primary_completion_date":"2027-12","primary_completion_date_type":"ESTIMATED","completion_date":"2027-12","completion_date_type":"ESTIMATED","phases":["NA"],"tickers":["BSX"]}