{"nct_id":"NCT03118518","title":"STOP AF First: Cryoballoon Catheter Ablation in an Antiarrhythmic Drug Naive Paroxysmal Atrial Fibrillation","status":"COMPLETED","status_verified_date":"2025-02","start_date":"2017-06-23","start_date_type":"ACTUAL","primary_completion_date":"2020-06-25","primary_completion_date_type":"ACTUAL","completion_date":"2020-06-25","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["MDT"]}