@article{almeida_cunha_2021,  title={Bilateral quadratus lumborum block for management of persistent postoperative paralytic ileus: a case report},  volume={71},  ISSN={2352-2291},  url={https://doi.org/10.1016/j.bjane.2021.04.029},  DOI={10.1016/j.bjane.2021.04.029},  number={5},  journal={Brazilian Journal of Anesthesiology},  publisher={Sociedade Brasileira de Anestesiologia (SBA)},  author={Almeida, Carlos Rodrigues and Cunha, Pedro},  year={2021},  month={Sep},  pages={582–584} }