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Coimbra FJ, Pires TC, Costa Junior WL, Diniz AL, Ribeiro HS.Coimbra FJ, et al. Among authors: diniz al.Rev Assoc Med Bras (1992). 2011 Mar-Apr;57(2):220-7. doi: 10.1590/s0104-42302011000200022.Rev Assoc Med Bras (1992). 2011.PMID: 21537711Free article.Review.English, Portuguese.