@misc{indiciaec949865c880d,
  title = {The measurement of teletherapy unit timer errors.},
  author = {C G Orton and J B Seibert},
  year = {1972},
  doi = {10.1088/0031-9155/17/2/005},
  url = {https://pubmed.ncbi.nlm.nih.gov/5072544/},
  note = {Source identifier: 5072544}
}