Effectiveness of Using Tobacco Free Snuff in Reducing Negative Effects of Smokeless Tobacco Use
Clinical trial NCT00218270 · COMPLETED
Trial details
- NCT number
- NCT00218270
- Sponsor
- National Institute on Drug Abuse (NIDA)
- Status
- COMPLETED
- Phase
- Phase 2
- Study type
- INTERVENTIONAL
- Start date
- 2002-12-01
- Primary completion
- 2005-05-01
- Enrollment
- 138
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