@article{silva_portella_2014,  title={Nursing interventions in pain},  volume={15},  ISSN={1806-0013},  url={https://doi.org/10.5935/1806-0013.20140027},  DOI={10.5935/1806-0013.20140027},  number={2},  journal={Revista Dor},  publisher={Sociedade Brasileira para o Estudo da Dor},  author={Silva, Priscila de Oliveira da and Portella, Vera Catarina},  year={2014},  month={Apr},  pages={145–151} }