@misc{indiciae1997e3925025,
  title = {ERCP before laparoscopic cholecystectomy.},
  author = {M Cohen},
  doi = {10.1016/s0016-5107(91)70799-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/1833262/},
  note = {Source identifier: 1833262}
}