Delivery of premature newborns and maternal breast-cancer risk.

@article{Hsieh1999DeliveryOP,
  title={Delivery of premature newborns and maternal breast-cancer risk.},
  author={Chester Chen-Yu Hsieh and Joanne Wuu and Mats Lambe and Dimitirios Trichopoulos and H. O. Adami and Anders Ekbom},
  journal={Lancet},
  year={1999},
  volume={353 9160},
  pages={1239}
}