@misc{indiciae4ce47128172b,
  title = {Intrafetal gas.},
  author = {P Slezak},
  year = {1967},
  doi = {10.1148/89.5.878},
  url = {https://pubmed.ncbi.nlm.nih.gov/6069096/},
  note = {Source identifier: 6069096}
}