Optimized Single-breath Helium Lung Volume in Obstructive Lung Disease
Clinical trial NCT04919200 · COMPLETED
Trial details
- NCT number
- NCT04919200
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2018-01-01
- Primary completion
- 2020-12-31
- Enrollment
- 628
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