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Araújo JF, Barros TA, Braga EM, Loretto SC, Silva e Souza Pde A, Silva e Souza MH.Araújo JF, et al. Among authors: loretto sc.Braz Dent J. 2013;24(3):267-72. doi: 10.1590/0103-6440201302128.Braz Dent J. 2013.PMID: 23969918Free article.Clinical Trial.