{"nct_id":"NCT01796392","title":"Pulmonx Endobronchial Valves Used in Treatment of Emphysema (LIBERATE Study)","status":"COMPLETED","status_verified_date":"2023-05","start_date":"2013-07","start_date_type":"ACTUAL","primary_completion_date":"2017-09","primary_completion_date_type":"ACTUAL","completion_date":"2023-04","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["LUNG"]}