Assessment of Health-status of Patients With Chronic Obstructive Pulmonary Disease (COPD) on Maintenance Therapy With Spiriva HH Measured by COPD Assessment Test (CAT) Test
Clinical trial NCT01644734 · COMPLETED
Trial details
- NCT number
- NCT01644734
- Sponsor
- Boehringer Ingelheim
- Status
- COMPLETED
- Phase
- Phase 4
- Study type
- INTERVENTIONAL
- Start date
- 2011-11-01
- Primary completion
- 2013-03-01
- Enrollment
- 1328
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