@article{koifman_koifman_vieira_1998,  title={Familial aggregation of breast/ovarian cancer: age of onset along subsequent generations in Brazil},  volume={14},  ISSN={0102-311X},  url={https://doi.org/10.1590/S0102-311X1998000700019},  DOI={10.1590/S0102-311X1998000700019},  journal={Cadernos de Saúde Pública},  publisher={Escola Nacional de Saúde Pública Sergio Arouca, Fundação Oswaldo Cruz},  author={Koifman, Rosalina Jorge and Koifman, Sergio and Vieira, Roberto José da Silva},  year={1998},  pages={S181–S185} }