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Ribeiro MA Jr, Medrado MB, Rosa OM, Silva AJ, Fontana MP, Cruvinel-Neto J, Fonseca AZ.Ribeiro MA Jr, et al. Among authors: fontana mp.Arq Bras Cir Dig. 2015 Nov-Dec;28(4):286-9. doi: 10.1590/S0102-6720201500040017.Arq Bras Cir Dig. 2015.PMID: 26734803Free PMC article.Review.