Efficacy and Safety of E-cigarettes for Smoking Cessation in Middle-aged Heavy Smokers
Clinical trial NCT03235505 · COMPLETED
Trial details
- NCT number
- NCT03235505
- Sponsor
- University of Oulu
- Status
- COMPLETED
- Phase
- Phase 4
- Study type
- INTERVENTIONAL
- Start date
- 2018-08-01
- Primary completion
- 2021-03-31
- Enrollment
- 450
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