@article{geier_2002,  title={Analgesia regional prolongada com catéteres periféricos: relato de casos},  volume={52},  ISSN={0034-7094},  url={https://doi.org/10.1590/S0034-70942002000100008},  DOI={10.1590/S0034-70942002000100008},  number={1},  journal={Revista Brasileira de Anestesiologia},  publisher={Sociedade Brasileira de Anestesiologia},  author={Geier, Karl Otto},  year={2002},  month={Jan},  pages={62–73} }