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Tavares-Neto J, Alves DB, Franciscon e Carlos JU, Serrano RS.Tavares-Neto J, et al. Among authors: serrano rs.Rev Soc Bras Med Trop. 1991 Jul-Sep;24(3):145-9. doi: 10.1590/s0037-86821991000300004.Rev Soc Bras Med Trop. 1991.PMID: 1842840Portuguese.