Snuff Use, Smoking, Periodontal Health and Premature Death: 30-year Study

Clinical trial NCT03614871 · COMPLETED

Trial details

NCT number: NCT03614871
Sponsor: University of Helsinki
Status: COMPLETED
Study type: OBSERVATIONAL

Tobacco Use Periodontitis

Start date: 2016-01-01
Primary completion: 2018-07-01
Enrollment: 1676

View on ClinicalTrials.gov

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