@misc{indiciaee39fe83153ba,
  title = {Pregnancy test utilizing frogs and toads.},
  author = {W CHU},
  year = {1950},
  doi = {10.1152/ajplegacy.1950.163.2.294},
  url = {https://pubmed.ncbi.nlm.nih.gov/14789997/},
  note = {Source identifier: 14789997}
}