{"nct_id":"NCT00187200","title":"Response of Cardiac Resynchronization Therapy Optimization With Ventricle to Ventricle Timing in Heart Failure Patients","status":"COMPLETED","status_verified_date":"2019-02","start_date":"2005-01","start_date_type":null,"primary_completion_date":"2010-04","primary_completion_date_type":"ACTUAL","completion_date":"2010-04","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["ABT"]}