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Cavalcante RB, Lopes FF, Ferreira AS, Freitas Rde A, de Souza LB.Cavalcante RB, et al. Among authors: lopes ff.Braz Dent J. 2007;18(3):192-7. doi: 10.1590/s0103-64402007000300003.Braz Dent J. 2007.PMID: 18176708Free article.