{"nct_id":"NCT03157297","title":"Micra Atrial Tracking Using a Ventricular Accelerometer Study","status":"COMPLETED","status_verified_date":"2018-10","start_date":"2017-07-10","start_date_type":"ACTUAL","primary_completion_date":"2017-11-24","primary_completion_date_type":"ACTUAL","completion_date":"2017-11-24","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["MDT"]}