@article{leguizamón_campetella_örn_gonzález cappa_1993,  title={Reversion of culture-induced virulence-attenuation in Trypanosoma cruzi},  volume={88},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761993000100026},  DOI={10.1590/S0074-02761993000100026},  number={1},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Leguizamón, María Susana and Campetella, Oscar Eduardo and Örn, Anders and González Cappa, Stella Maria},  year={1993},  month={Jan},  pages={161–162} }