@article{yousuf_siddiqui_khan_2017,  title={Presence of rotavirus and free-living amoebae in the water supplies of Karachi, Pakistan},  volume={59},  ISSN={0036-4665},  url={https://doi.org/10.1590/S1678-9946201759032},  DOI={10.1590/S1678-9946201759032},  journal={Revista do Instituto de Medicina Tropical de São Paulo},  publisher={Instituto de Medicina Tropical de São Paulo},  author={Yousuf, Farzana Abubakar and Siddiqui, Ruqaiyyah and Khan, Naveed Ahmed},  year={2017},  pages={e32} }