{"nct_id":"NCT00294645","title":"PREFER (Pacemaker Remote Follow-Up Evaluation and Review)","status":"COMPLETED","status_verified_date":"2010-10","start_date":"2004-04","start_date_type":null,"primary_completion_date":"2008-04","primary_completion_date_type":"ACTUAL","completion_date":"2008-04","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["MDT"]}