@article{gutierrez_artioli_lopes_monteiro_boratto_2020,  title={Appendectomy: prognostic factors in the brazilian unified health system},  volume={66},  ISSN={0104-4230},  url={https://doi.org/10.1590/1806-9282.66.11.1493},  DOI={10.1590/1806-9282.66.11.1493},  number={11},  journal={Revista da Associação Médica Brasileira},  publisher={Associação Médica Brasileira},  author={Gutierrez, Marcel and Artioli, Thiago and Lopes, Fábio Iazzetti and Monteiro, Filipe Ramos and Boratto, Sandra Di Felice},  year={2020},  month={Nov},  pages={1493–1497} }