@misc{indiciaeeb267d972e4a,
  title = {Comparative placental structure.},
  author = {AC Enders and TN Blankenship},
  year = {1999},
  doi = {10.1016/s0169-409x(99)00003-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/10837743/},
  note = {Source identifier: 10837743}
}