@article{machado_figueiredo filho_calvosa_figueredo_nascimento_póvoa_2003,  title={Correlation between Plasmodium vivax variants in Belém, Pará State, Brazil and symptoms and clearance of parasitaemia},  volume={7},  ISSN={1413-8670},  url={https://doi.org/10.1590/S1413-86702003000300002},  DOI={10.1590/S1413-86702003000300002},  number={3},  journal={Brazilian Journal of Infectious Diseases},  publisher={Brazilian Society of Infectious Diseases},  author={Machado, Ricardo Luiz Dantas and Figueiredo Filho, Alberto Ferreira de and Calvosa, Vanja Sueli Pachiano and Figueredo, Maria Cristina and Nascimento, José Maria and Póvoa, Marinete Marins},  year={2003},  month={Jun},  pages={175–177} }