@misc{indiciaeed7ad6181740,
  title = {Pneumoperitoneum associated with artificial ventilation.},
  author = {B Summers},
  year = {1979},
  doi = {10.1136/bmj.1.6177.1528},
  url = {https://pubmed.ncbi.nlm.nih.gov/466102/},
  note = {Source identifier: 466102}
}