@article{siebra_vasconcelos_2017,  title={Quality of life and mood state of chronic pain patients},  volume={18},  ISSN={1806-0013},  url={https://doi.org/10.5935/1806-0013.20170010},  DOI={10.5935/1806-0013.20170010},  number={1},  journal={Revista Dor},  publisher={Sociedade Brasileira para o Estudo da Dor},  author={Siebra, Maiara Mota Rocha and Vasconcelos, Thiago Brasileiro de},  year={2017},  month={Jan},  pages={43–46} }