[1]
S. M. de Araújo, A. L. F. Guilherme, M. J. de O. Toledo, P. J. G. de Oliveira, J. C. da Silva, e M. L. Gomes, “Biology of <em>Trypanosoma cruzi</em&gt; strains isolated from chagasic patients from different geographic origins residing in northwestern region of the state of Paraná, Brazil”, Acta Sci. Biol. Sci., vol. 21, p. 229-235, jul. 2008.