@article{frías_leles_araújo_2013,  title={Studies on protozoa in ancient remains - A Review},  volume={108},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02762013000100001},  DOI={10.1590/S0074-02762013000100001},  number={1},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Frías, Liesbeth and Leles, Daniela and Araújo, Adauto},  year={2013},  month={Feb},  pages={1–12} }