@misc{indiciae31c235538bf9,
  title = {Oral cholangiography; a method of visualizing the nonvisualized gallbladder.},
  author = {J R TWISS and L GILLETTE},
  year = {1959},
  doi = {10.1001/jama.1959.03000290001001},
  url = {https://pubmed.ncbi.nlm.nih.gov/13630749/},
  note = {Source identifier: 13630749}
}