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Berger SB, Pavan S, Dos Santos PH, Giannini M, Bedran-Russo AK.Berger SB, et al.Braz Dent J. 2012;23(2):110-5. doi: 10.1590/s0103-64402012000200004.Braz Dent J. 2012.PMID: 22666767Free article.