@misc{indiciae1185b26243bd,
  title = {[Operative cholangiography. Indications, technics, and experience. Difficulties and errors].},
  author = {E Sapisochin and E Bumaschny and J C Gunning and A Lewin},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5123787/},
  note = {Source identifier: 5123787}
}