Pictorial Warning Labels and Memory for Cigarette Health-risk Information Over Time
Clinical trial NCT03375840 · COMPLETED
Trial details
- NCT number
- NCT03375840
- Sponsor
- Ohio State University
- Status
- COMPLETED
- Phase
- Phase 3
- Study type
- INTERVENTIONAL
- Start date
- 2015-04-17
- Primary completion
- 2016-01-27
- Enrollment
- 4424
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