@misc{indiciaececc21ad3351,
  title = {Nonsurgical pneumoperitoneum.},
  author = {R E Miller and G J Becker and R D Slabaugh},
  year = {1981},
  doi = {10.1007/bf01890224},
  url = {https://pubmed.ncbi.nlm.nih.gov/7262500/},
  note = {Source identifier: 7262500}
}