@misc{indiciaeb3aa5454fd3e,
  title = {Laparoscopic cholecystectomy.},
  author = {K B Orr},
  year = {1992},
  doi = {10.1136/bmj.304.6832.982-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/1533806/},
  note = {Source identifier: 1533806}
}