@misc{indiciaeb6430ad74628,
  title = {Polyvinyl T-tubes in biliary surgery.},
  author = {M W Sleight},
  year = {1973},
  doi = {10.1136/bmj.3.5872.171-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/4720771/},
  note = {Source identifier: 4720771}
}