[Contraceptive methods].

  • Jyri Toivonen
  • Published 1987 in Duodecim; laaketieteellinen aikakauskirja


Interest in contraceptive devices has increased in recent years due to their safety and protection offered against venereal disease. Use of the devices prevents sperm from entering the uterine canal. Failure of a device is usually caused either because the contraceptive outside the uterus is wrongly positioned or because not enough active spermicidal… (More)


Cite this paper

@article{Toivonen1987ContraceptiveM, title={[Contraceptive methods].}, author={Jyri Toivonen}, journal={Duodecim; laaketieteellinen aikakauskirja}, year={1987}, volume={103 9}, pages={552-8} }