@misc{indiciaea06cfce0b6e2,
  title = {[External version as an attempt to avoid fetal collision in multiple pregnancy].},
  author = {K Ziółkowski and A Goworek},
  year = {1982},
  url = {https://pubmed.ncbi.nlm.nih.gov/7179994/},
  note = {Source identifier: 7179994}
}