{"nct_id":"NCT00929474","title":"BOOST - Benefit of Frequent Optimization After Cardiac Resynchronization Therapy Device Replacement","status":"TERMINATED","status_verified_date":"2019-01","start_date":"2009-06","start_date_type":null,"primary_completion_date":"2010-09","primary_completion_date_type":"ACTUAL","completion_date":"2010-09","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["ABT"]}