@misc{indiciae60d40c5a7b7c,
  title = {Monoamniotic twins.},
  author = {M Simonsen},
  year = {1966},
  doi = {10.3109/00016346609158432},
  url = {https://pubmed.ncbi.nlm.nih.gov/5937294/},
  note = {Source identifier: 5937294}
}