Clinical Phenotypes of COPD Patients Between in Plateau and Plain
Clinical trial NCT04964076 · COMPLETED
Trial details
- NCT number
- NCT04964076
- Sponsor
- Peking University Third Hospital
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2020-11-01
- Primary completion
- 2021-12-31
- Enrollment
- 104
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