{"nct_id":"NCT02551224","title":"Preference on the Feedback Mechanisms of Dose Delivery Confirmation With the Breezhaler® Device Compared to the Ellipta® Device in Patients With Chronic Obstructive Pulmonary Disease (COPD)","status":"COMPLETED","status_verified_date":"2017-11","start_date":"2015-09","start_date_type":null,"primary_completion_date":"2016-03","primary_completion_date_type":"ACTUAL","completion_date":"2016-03","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["NVS"]}