@misc{indiciae29289124ac90,
  title = {A simple method for laparoscopic cholangiography.},
  author = {A Ralph-Edwards and L Smith and D Maziak and M Deitel},
  year = {1992},
  url = {https://pubmed.ncbi.nlm.nih.gov/1532919/},
  note = {Source identifier: 1532919}
}