 @article{billis_2009,  title={Pathology},  volume={35},  ISSN={1677-5538},  url={https://doi.org/10.1590/S1677-55382009000100020},  DOI={10.1590/S1677-55382009000100020},  number={1},  journal={International braz j urol},  publisher={Sociedade Brasileira de Urologia},  author={Billis, Athanase},  year={2009},  month={Jan},  pages={102–104} }