@misc{indiciaedede4ffaf422,
  title = {Routine operative cholangiography: is it really worthwhile?},
  author = {C E Lewis and B McDougal and E T Peter},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4813656/},
  note = {Source identifier: 4813656}
}