@article{costa_2000,  title={Immunocompromised host: from the early events until the impact of acquired immunodeficiency syndrome},  volume={95},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02762000000700023},  DOI={10.1590/S0074-02762000000700023},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Costa, Sylvio Celso Gonçalves da},  year={2000},  pages={141–144} }