Impact of Surgical Mask, FFP2 Mask and FFP3 Mask (With and Without Exhalation Valve) on Exercise Tolerance and Blood Gas Parameters of Patients With Known Lung Disease and Long-term Oxygen Therapy
Clinical trial NCT05931016 · COMPLETED
Trial details
- NCT number
- NCT05931016
- Sponsor
- University Hospital Regensburg
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2023-06-26
- Primary completion
- 2023-12-31
- Enrollment
- 72
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