|1||Not yet recruiting||
Studying the Airway Microenvironment in Patients Undergoing Surgical and Bronchoscopic Interventions for COPD
Reduction of Corticosteroid Use in Outpatient Treatment of Exacerbated COPD
Monitoring Chronic Obstructive Pulmonary Disease Patients at Home by a Forced Oscillation Technique Device
Withdrawal of Inhaled Corticosteroids in Patients With COPD in Primary Care
† Study has passed its completion date and status has not been verified in more than two years.