@misc{indiciae4bae5a2d71e7,
  title = {[Double-blind study using a new biliary contrast medium].},
  author = {M Müller and W Wirth and R Hugentobler},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4752181/},
  note = {Source identifier: 4752181}
}