@misc{indiciae0383e4086b9d,
  title = {Coagulum choledocholithotomy: a preliminary report.},
  author = {P B Wels and M A Rainstein and A S Heller},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/7455903/},
  note = {Source identifier: 7455903}
}