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Santos SM, Soares JA, César CA, Brito-Júnior M, Moreira AN, Magalhães CS.Santos SM, et al.Braz Dent J. 2010;21(4):315-21. doi: 10.1590/s0103-64402010000400005.Braz Dent J. 2010.PMID: 20976381Free article.