@article{machado-silva_lanfredi_gomes_1997,  title={Morphological Study of Adult Male Worms of Schistosoma mansoni Sambon, 1907 by Scanning Electron Microscopy},  volume={92},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761997000500016},  DOI={10.1590/S0074-02761997000500016},  number={5},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Machado-Silva, José Roberto and Lanfredi, Reinalda Marisa and Gomes, Delir Corrêa},  year={1997},  month={Sep},  pages={647–653} }