@article{wang_feng_xu_zhao_liu_shen_2011,  title={Analgesia espinal ou epidural?: diferenças entre métodos},  volume={61},  ISSN={0034-7094},  url={https://doi.org/10.1590/S0034-70942011000400015},  DOI={10.1590/S0034-70942011000400015},  number={4},  journal={Revista Brasileira de Anestesiologia},  publisher={Sociedade Brasileira de Anestesiologia},  author={Wang, FuZhou and Feng, ShanWu and Xu, ShiQin and Zhao, QingSong and Liu, YuSheng and Shen, XiaoFeng},  year={2011},  month={Jul},  pages={526–526} }