Effects of Electronic Cigarettes in Cigarette Smokers With Mild to Moderate COPD
Clinical trial NCT03379025 · WITHDRAWN
Trial details
- NCT number
- NCT03379025
- Sponsor
- Massachusetts General Hospital
- Status
- WITHDRAWN
- Phase
- Not Applicable
- Study type
- INTERVENTIONAL
- Start date
- 2019-10-01
- Primary completion
- 2021-04-01
- Enrollment
- 0
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