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Cai X, Yang F, Walboomers XF, Wang Y, Jansen JA, van den Beucken JJJP, Plachokova AS.Cai X, et al. Among authors: jansen ja.J Clin Periodontol. 2018 Jul;45(7):851-860. doi: 10.1111/jcpe.12928. Epub 2018 Jun 11.J Clin Periodontol. 2018.PMID: 29779212Free PMC article.