@misc{indiciae5d07a2f34573,
  title = {Changing trends in conception control.},
  author = {H El-tonsi and H Gable and E Arias and H Z Behr},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/12315699/},
  note = {Source identifier: 12315699}
}