@article{haag_araújo_gottstein_zaha_1998,  title={Selection, Recombination and History in a Parasitic Flatworm (Echinococcus) Inferred from Nucleotide Sequences},  volume={93},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761998000500024},  DOI={10.1590/S0074-02761998000500024},  number={5},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Haag, KL and Araújo, AM and Gottstein, B and Zaha, A},  year={1998},  month={Sep},  pages={695–702} }