Evaluation of the Prevalence and Risk Factors for Patients With Peri-implant Disease：a Retrospective Study
Clinical trial NCT02662361 · UNKNOWN
Trial details
- NCT number
- NCT02662361
- Sponsor
- Air Force Military Medical University, China
- Status
- UNKNOWN
- Study type
- OBSERVATIONAL
- Start date
- 2014-10-01
- Primary completion
- 2016-06-01
- Enrollment
- 131
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