@misc{indiciae91d393aa21b4,
  title = {Operative cholangiography.},
  author = {H Johnson},
  year = {1970},
  doi = {10.1111/j.1445-2197.1970.tb05381.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5269350/},
  note = {Source identifier: 5269350}
}