@misc{indiciae7a8209c80ddb,
  title = {[Spontaneous pneumoperitoneum].},
  author = {A A Ponomarev and I N Zakharov},
  year = {1988},
  url = {https://pubmed.ncbi.nlm.nih.gov/3285075/},
  note = {Source identifier: 3285075}
}