Intrauterine contraception with the copper-T device. Effect on trace elements in the endometrium, cervical mucus and plasma.

@article{Hagenfeldt1972IntrauterineCW,
  title={Intrauterine contraception with the copper-T device. Effect on trace elements in the endometrium, cervical mucus and plasma.},
  author={Kerstin A. Hagenfeldt},
  journal={Contraception},
  year={1972},
  volume={6 1},
  pages={37-54}
}