@article{billis_2005,  title={Pathology},  volume={31},  ISSN={1677-5538},  url={https://doi.org/10.1590/S1677-55382005000600018},  DOI={10.1590/S1677-55382005000600018},  number={6},  journal={International braz j urol},  publisher={Sociedade Brasileira de Urologia},  author={Billis, Athanase},  year={2005},  month={Nov},  pages={599–601} }