Effect of Tiotropium on Airway Diameter in Patients With Chronic Obstructive Pulmonary Disease (COPD)
Clinical trial NCT02172391 · COMPLETED
Trial details
- NCT number
- NCT02172391
- Sponsor
- Boehringer Ingelheim
- Status
- COMPLETED
- Phase
- Phase 3
- Study type
- INTERVENTIONAL
- Start date
- 2000-11-01
- Primary completion
- 2001-08-01
- Enrollment
- 81
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