@article{2012,  title={RAMB 57(6)},  volume={58},  ISSN={0104-4230},  url={https://doi.org/10.1590/S0104-42302012000300023},  DOI={10.1590/S0104-42302012000300023},  number={3},  journal={Revista da Associação Médica Brasileira},  publisher={Associação Médica Brasileira},  year={2012},  month={May},  pages={397–397} }