The passage of exogenous hormones into breast milk--possible effects.

@article{Johansson1987ThePO,
  title={The passage of exogenous hormones into breast milk--possible effects.},
  author={Eva K Johansson and Viveca Lena Odlind},
  journal={International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics},
  year={1987},
  volume={25 Suppl},
  pages={111-4}
}