@misc{indiciae7d881cb7c3c3,
  title = {Upright planigrams in pneumoencephalography.},
  author = {G W Roberts},
  year = {1966},
  doi = {10.2214/ajr.98.3.749},
  url = {https://pubmed.ncbi.nlm.nih.gov/5296918/},
  note = {Source identifier: 5296918}
}