@misc{indiciae74aa2de9a6cf,
  title = {Contraception: an overview.},
  author = {J Hammerstein},
  year = {1987},
  doi = {10.1016/s0002-9378(87)80126-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/3674178/},
  note = {Source identifier: 3674178}
}