@misc{indiciae5d812d629ef4,
  title = {Simple test for determining ovulation time.},
  author = {C H Birnberg and R Kurzrok and A Laufer},
  year = {1958},
  doi = {10.1001/jama.1958.62990100002010a},
  url = {https://pubmed.ncbi.nlm.nih.gov/12305472/},
  note = {Source identifier: 12305472}
}