A Non-interventional Study to Investigate the Current Situation of Asthma-COPD Overlap Syndrome in Patients Over Age 40 With Persistent Airflow Limitation in China
Clinical trial NCT02600221 · COMPLETED
Trial details
- NCT number
- NCT02600221
- Sponsor
- AstraZeneca
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2015-10-22
- Primary completion
- 2016-10-24
- Enrollment
- 2016
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