文摘
Periodontal regeneration compared with access flap surgery in human intrabony defects: 20-year follow-up of a randomized clinical trial: tooth regeneration, periodontitis recurrence and costs. Cortellini P, Buti J, Prato GP, Tonetti MS.J Clin Periodontolhttp://dx.doi.org/10.1111/jcpe.12638 [Pre pub/accepted manuscript]Source of FundingNonprofit, foundations: European Research Group on Periodontology, Genova, Italy; other: Accademia Toscana di Ricerca Odontostomatologica, Florence, ItalyType of Study/DesignRandomized controlled trial