@misc{indiciae83959de4d9ac,
  title = {Comparative placentation in ungulates.},
  author = {G J King},
  year = {1993},
  doi = {10.1002/jez.1402660609},
  url = {https://pubmed.ncbi.nlm.nih.gov/8371100/},
  note = {Source identifier: 8371100}
}