@article{kraychete_garcia_siqueira__2014,  title={Recommendations for the use of opioids in Brazil: Part IV. Adverse opioid effects},  volume={15},  ISSN={1806-0013},  url={https://doi.org/10.5935/1806-0013.20140047},  DOI={10.5935/1806-0013.20140047},  number={3},  journal={Revista Dor},  publisher={Sociedade Brasileira para o Estudo da Dor},  author={Kraychete, Durval Campos and Garcia, João Batista Santos and Siqueira, José Tadeu Tesseroli de and },  year={2014},  month={Jul},  pages={215–223} }