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Oliveira CA, Dias PF, Dos Santos MP, Maia LC.Oliveira CA, et al. Among authors: maia lc.J Dent. 2008 Sep;36(9):754-8. doi: 10.1016/j.jdent.2008.05.006. Epub 2008 Jun 25.J Dent. 2008.PMID: 18579283Clinical Trial.