@misc{indiciae9553b32a33f9,
  title = {Direct cholangiography.},
  author = {D B Falkenstein and R F Raicht},
  year = {1989},
  doi = {10.1055/s-2008-1040497},
  url = {https://pubmed.ncbi.nlm.nih.gov/2648587/},
  note = {Source identifier: 2648587}
}