@article{lopera_restrepo_blair_garcía_1998,  title={Humoral Immune Response to the Anti-malaria Vaccine SPf66 in the Colombian Atrato River Region},  volume={93},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761998000400015},  DOI={10.1590/S0074-02761998000400015},  number={4},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Lopera, TM and Restrepo, M and Blair, S and García, HI},  year={1998},  month={Jul},  pages={495–500} }