@misc{indiciae67891909fd4e,
  title = {Letter: Practical problems of cholecystography.},
  author = {M L Janower},
  year = {1976},
  doi = {10.1056/nejm197608192950818},
  url = {https://pubmed.ncbi.nlm.nih.gov/934249/},
  note = {Source identifier: 934249}
}