@article{dohnert_bauer_pavão_2015,  title={Study of the effectiveness of interferential current as compared to
               transcutaneous electrical nerve stimulation in reducing chronic low back pain},  volume={16},  ISSN={1806-0013},  url={https://doi.org/10.5935/1806-0013.20150006},  DOI={10.5935/1806-0013.20150006},  number={1},  journal={Revista Dor},  publisher={Sociedade Brasileira para o Estudo da Dor},  author={Dohnert, Marcelo Baptista and Bauer, Jordana Peres and Pavão, Tiago Sebastiá},  year={2015},  month={Jan},  pages={27–31} }