@misc{indiciae25c5053837b0,
  title = {Monochorionic "twins" in multiparous sows.},
  author = {P H Brooks and D J Cole},
  year = {1978},
  doi = {10.1136/vr.102.1.16},
  url = {https://pubmed.ncbi.nlm.nih.gov/636205/},
  note = {Source identifier: 636205}
}