@misc{indiciae7a899eeadf49,
  title = {Laparoscopic surgery.},
  author = {E G Simons},
  year = {1977},
  doi = {10.1136/bmj.1.6075.1532-c},
  url = {https://pubmed.ncbi.nlm.nih.gov/871647/},
  note = {Source identifier: 871647}
}