@article{zhao_tao_zheng_cai_cheng_xie_wang_2022,  title={Effects of erector spinae plane block and retrolaminar block on analgesia for multiple rib fractures: a randomized, double-blinded clinical trial},  volume={72},  ISSN={2352-2291},  url={https://doi.org/10.1016/j.bjane.2021.04.004},  DOI={10.1016/j.bjane.2021.04.004},  number={1},  journal={Brazilian Journal of Anesthesiology},  publisher={Sociedade Brasileira de Anestesiologia (SBA)},  author={Zhao, Yaoping and Tao, Yan and Zheng, Shaoqiang and Cai, Nan and Cheng, Long and Xie, Hao and Wang, Geng},  year={2022},  month={Jan},  pages={115–121} }