@misc{indiciaefe9769e8feb9,
  title = {Hypotonic duodenography without intubation.},
  author = {W Martel},
  year = {1968},
  doi = {10.1148/91.2.387a},
  url = {https://pubmed.ncbi.nlm.nih.gov/5661279/},
  note = {Source identifier: 5661279}
}