The effect of PRF (platelet-rich fibrin) inserted with a split-flap technique on soft tissue thickening and initial marginal bone loss around implants: results of a randomized, controlled clinical trial.

Int J Implant Dent · 2016 · PMC5005568 · PMID 27747705

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did not reach statistical significanceno p-value reported

Buccal and lingual data did not reach statistical significance.

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