@misc{indiciae84f563f79880,
  title = {Contraception after pregnancy.},
  author = {P A Last},
  year = {1973},
  doi = {10.1016/s0140-6736(73)91707-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/4122770/},
  note = {Source identifier: 4122770}
}