@article{1999,  title={cartas ao editor},  volume={43},  ISSN={0004-2730},  url={https://doi.org/10.1590/S0004-27301999000300011},  DOI={10.1590/S0004-27301999000300011},  number={3},  journal={Arquivos Brasileiros de Endocrinologia & Metabologia},  publisher={Sociedade Brasileira de Endocrinologia e Metabologia},  year={1999},  month={Jun},  pages={229–232} }