@misc{indiciae728cc67757cb,
  title = {[Peroperative choledochoscopy].},
  author = {O H Hansen and K Bjørnsen and B M Christensen and S A Nielsen},
  year = {1984},
  url = {https://pubmed.ncbi.nlm.nih.gov/6515948/},
  note = {Source identifier: 6515948}
}