@article{morel_1987,  title={Foreword},  volume={82},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761987000700001},  DOI={10.1590/S0074-02761987000700001},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Morel, Carlos M.},  year={1987},  pages={I–I} }