@article{ferreira_santoro_goes_1998,  title={Protective immunity induced in mice by F8.1 and F8.2 antigens purified from Schistosoma mansoni eggs},  volume={93},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761998000700031},  DOI={10.1590/S0074-02761998000700031},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Ferreira, Claudia Campra and Santoro, Marcelo Matos and Goes, Alfredo Miranda},  year={1998},  pages={185–189} }