@misc{indiciaed4726edd5036,
  title = {Laparoscopy. Gasless vs. CO2 pneumoperitoneum.},
  author = {P L Johnson and K S Sibert},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/9172113/},
  note = {Source identifier: 9172113}
}