@article{silva_2016,  title={Oncologic surgery: a great challenge.},  volume={43},  ISSN={0100-6991},  url={https://doi.org/10.1590/0100-69912016003012},  DOI={10.1590/0100-69912016003012},  number={3},  journal={Revista do Colégio Brasileiro de Cirurgiões},  publisher={Colégio Brasileiro de Cirurgiões},  author={SILVA, LUIZ ANTONIO SANTINI RODRIGUES DA},  year={2016},  month={May},  pages={139–140} }