A Cohort Study of Risk Factors and Prognosis for Frequent Acute Asthma Exacerbations Phenotype
Clinical trial NCT06621056 · RECRUITING
Trial details
- NCT number
- NCT06621056
- Sponsor
- Peking University Third Hospital
- Status
- RECRUITING
- Study type
- OBSERVATIONAL
- Start date
- 2022-01-01
- Primary completion
- 2025-12-31
- Enrollment
- 300
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