@article{tessaro_béria_tomasi_victora_2003,  title={Breastfeeding and breast cancer: a case-control study in Southern Brazil},  volume={19},  ISSN={0102-311X},  url={https://doi.org/10.1590/S0102-311X2003000600004},  DOI={10.1590/S0102-311X2003000600004},  number={6},  journal={Cadernos de Saúde Pública},  publisher={Escola Nacional de Saúde Pública Sergio Arouca, Fundação Oswaldo Cruz},  author={Tessaro, Sérgio and Béria, Jorge U. and Tomasi, Elaine and Victora, Cesar G.},  year={2003},  month={Nov},  pages={1593–1601} }