@misc{indiciaeefc19545401e,
  title = {Positioning for positive contrast cisternography.},
  author = {P M Duchesneau},
  year = {1972},
  doi = {10.1177/02841851720130p247},
  url = {https://pubmed.ncbi.nlm.nih.gov/4546107/},
  note = {Source identifier: 4546107}
}