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Maluf-Filho F, de la Mora Levy JG, Micames CG.Maluf-Filho F, et al. Among authors: micames cg.Gastroenterol Res Pract. 2012;2012:421969. doi: 10.1155/2012/421969. Epub 2012 May 16.Gastroenterol Res Pract. 2012.PMID: 22666233Free PMC article.No abstract available.