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Boff E, Lopes PG, Spader T, Scheid LA, Loreto E, Dal Forno NF, Aquino V, Severo LC, Santurio JM, Alves SH.Boff E, et al. Among authors: alves sh.Rev Soc Bras Med Trop. 2008 Jan-Feb;41(1):36-40. doi: 10.1590/s0037-86822008000100007.Rev Soc Bras Med Trop. 2008.PMID: 18368268Free article.Portuguese.No abstract available.