@misc{indiciae5f701285849a,
  title = {Is conception in infertile couples treatment-related? A survey of 309 pregnancies.},
  author = {D Bernstein and S Levin and E Amsterdam and V Insler},
  year = {1979},
  url = {https://pubmed.ncbi.nlm.nih.gov/37183/},
  note = {Source identifier: 37183}
}