@misc{indiciae45bea3493c69,
  title = {Intra- and extraperitoneal pressures.},
  author = {P Bjerle and B Sandström},
  year = {1974},
  doi = {10.1111/j.1748-1716.1974.tb05768.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4455004/},
  note = {Source identifier: 4455004}
}