@misc{indiciaeb6a57080207c,
  title = {Computerized tomography, echo, before percutaneous transhepatic cholangiography, endoscopic retrograde cholangiography.},
  author = {H I Goldberg and M T Korobkin},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/830233/},
  note = {Source identifier: 830233}
}