@misc{indiciae1f15c2e8e512,
  title = {Supervoltage roentgenography with linear accelerator.},
  author = {G A Irwin and N J Michaud and H R Zatzkin},
  year = {1967},
  url = {https://pubmed.ncbi.nlm.nih.gov/5231715/},
  note = {Source identifier: 5231715}
}