Inspiratory Flow Rates Achieved by the COPD Patients Through Breezhaler®, Ellipta® and Handihaler® Inhaler Devices
Conditions
- Pulmonary Disease, Chronic Obstructive (COPD)
Interventions
- DEVICE: Breezhaler®
- DEVICE: Ellipta®
- DEVICE: Handihaler®
Sponsor
Novartis Pharmaceuticals