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Puig Silla M, Montiel Company JM, Almerich Silla JM.Puig Silla M, et al.Med Oral Patol Oral Cir Bucal. 2008 Apr 1;13(4):E257-60.Med Oral Patol Oral Cir Bucal. 2008.PMID: 18379452Free article.Review.