@article{ratin_melão_lima_sagae_kurachi_2016,  title={Gastrointestinal stromal tumor of rectum diagnosed by three-dimensional anorectal ultrasound},  volume={36},  ISSN={2237-9363},  url={https://doi.org/10.1016/j.jcol.2015.03.003},  DOI={10.1016/j.jcol.2015.03.003},  number={1},  journal={Journal of Coloproctology (Rio de Janeiro)},  publisher={Sociedade Brasileira de Coloproctologia},  author={Ratin, Raphael Ferreira and Melão, Suelen and Lima, Doryane Maria dos Reis and Sagae, Univaldo Etsuo and Kurachi, Gustavo},  year={2016},  month={Jan},  pages={45–49} }