@misc{indiciaeb2fd69570350,
  title = {Positive contrast ventriculography.},
  author = {J D Jackson and J E Wheeler},
  year = {1969},
  doi = {10.1097/00007611-196911000-00011},
  url = {https://pubmed.ncbi.nlm.nih.gov/4904283/},
  note = {Source identifier: 4904283}
}