@misc{indiciae8c3b0cdc17fc,
  title = {A technique for matching orthogonal megavoltage fields.},
  author = {T J Williamson},
  year = {1979},
  doi = {10.1016/0360-3016(79)90048-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/106031/},
  note = {Source identifier: 106031}
}