@misc{indiciae9630998c5e76,
  title = {Tying a laparoscopic knot.},
  author = {P A Grace and P Burke and D Bouchier-Hayes},
  year = {1992},
  doi = {10.1002/bjs.1800790612},
  url = {https://pubmed.ncbi.nlm.nih.gov/1535259/},
  note = {Source identifier: 1535259}
}