@article{reis_cardia_d'ippolito_2015,  title={Computed tomography angiography in patients with active gastrointestinal bleeding},  volume={48},  ISSN={0100-3984},  url={https://doi.org/10.1590/0100-3984.2014.0014},  DOI={10.1590/0100-3984.2014.0014},  number={6},  journal={Radiologia Brasileira},  publisher={Publicação do Colégio Brasileiro de Radiologia e Diagnóstico por Imagem},  author={Reis, Fatima Regina Silva and Cardia, Patricia Prando and D'Ippolito, Giuseppe},  year={2015},  month={Nov},  pages={381–390} }