{"nct_id":"NCT01238835","title":"PREVAIL-TA: Placement of Aortic Balloon Expandable Transcatheter Valves Trial (Europe)","status":"COMPLETED","status_verified_date":"2020-10","start_date":"2009-09","start_date_type":"ACTUAL","primary_completion_date":"2011-02","primary_completion_date_type":"ACTUAL","completion_date":"2016-03","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["EW"]}