@misc{indiciaed9081dbd49d5,
  title = {Some technical problems with diagnostic radiography at 20 to 40 kVp.},
  author = {G M Ardran and H E Crooks},
  year = {1971},
  doi = {10.1259/0007-1285-44-524-625},
  url = {https://pubmed.ncbi.nlm.nih.gov/5558708/},
  note = {Source identifier: 5558708}
}