@article{vitalle_braga_2007,  title={Carta ao Editor},  volume={10},  ISSN={1415-790X},  url={https://doi.org/10.1590/S1415-790X2007000300014},  DOI={10.1590/S1415-790X2007000300014},  number={3},  journal={Revista Brasileira de Epidemiologia},  publisher={Associação Brasileira de Saúde Coletiva},  author={Vitalle, Maria Sylvia de Souza and Braga, Josefina Aparecida Pellegrini},  year={2007},  month={Sep},  pages={432–434} }