{"nct_id":"NCT02022683","title":"To Improve Lung Function and Symptoms for Emphysema Patients Using Zephyr Valves","status":"COMPLETED","status_verified_date":"2019-06","start_date":"2014-01-28","start_date_type":"ACTUAL","primary_completion_date":"2017-01-20","primary_completion_date_type":"ACTUAL","completion_date":"2018-09-27","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["LUNG"]}