@misc{indiciae49672808f22b,
  title = {Routine operative cholangiography.},
  author = {K L Allen},
  year = {1969},
  doi = {10.1016/0002-9610(69)90187-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/5821695/},
  note = {Source identifier: 5821695}
}