{"nct_id":"NCT00400985","title":"Sensitivity of the InSync Sentry OptiVol Feature for the Prediction of Heart Failure","status":"COMPLETED","status_verified_date":"2018-01","start_date":"2005-01","start_date_type":null,"primary_completion_date":"2009-08","primary_completion_date_type":"ACTUAL","completion_date":"2009-08","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["MDT"]}