Some further consideration on the role of oral contraceptives in breast carcinogenesis.

@article{Vecchia1990SomeFC,
  title={Some further consideration on the role of oral contraceptives in breast carcinogenesis.},
  author={Carlo La La Vecchia and Paolo Bruzzi and Peter Boyle},
  journal={Tumori},
  year={1990},
  volume={76 3},
  pages={220-4}
}
Available evidence concerning oral contraceptives and their potential interaction with reproductive history on breast cancer risk is reviewed. The relative risks in 15 out of 15 studies were above unity among younger women (i.e., below age 35 and perhaps up to 45) for long-term oral contraceptive use, although apparent heterogeneities emerged in the risk estimates. The overall evidence is reassuring in subsequent age groups, whereas the modifying effects or interactions between oral… CONTINUE READING

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