@article{russo_barbosa_2020,  title={PD-1 blockade as a future treatment for colorectal cancer with microsatellite instability},  volume={40},  ISSN={2237-9363},  url={https://doi.org/10.1016/j.jcol.2020.06.003},  DOI={10.1016/j.jcol.2020.06.003},  number={4},  journal={Journal of Coloproctology (Rio de Janeiro)},  publisher={Sociedade Brasileira de Coloproctologia},  author={Russo, Diana Maria Leite da Cunha and Barbosa, Laura Elisabete Ribeiro},  year={2020},  month={Oct},  pages={412–420} }