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Santos AL, Derchain SF, Martins MR, Sarian LO, Martinez EZ, Syrjänen KJ.Santos AL, et al. Among authors: sarian lo.Sao Paulo Med J. 2003 Nov 6;121(6):238-43. doi: 10.1590/s1516-31802003000600004. Epub 2004 Jun 28.Sao Paulo Med J. 2003.PMID: 14989139Free PMC article.