{"nct_id":"NCT00157820","title":"DATAS: The Dual Chamber & Atrial Tachyarrhythmias Adverse Events Study","status":"COMPLETED","status_verified_date":"2024-04","start_date":"2000-11","start_date_type":null,"primary_completion_date":"2005-05","primary_completion_date_type":"ACTUAL","completion_date":"2005-10","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["MDT"]}