@misc{indiciae2284fd0f9046,
  title = {A device for rapidly checking x-ray beam uniformity.},
  author = {N M Procter},
  year = {1969},
  doi = {10.1259/0007-1285-42-503-860},
  url = {https://pubmed.ncbi.nlm.nih.gov/5377688/},
  note = {Source identifier: 5377688}
}