@misc{indiciaefead0c7f3dfb,
  title = {Energy calibration points for clinical electron accelerators.},
  author = {D W Anderson and S C Swift},
  year = {1970},
  doi = {10.1088/0031-9155/15/2/315},
  url = {https://pubmed.ncbi.nlm.nih.gov/4991905/},
  note = {Source identifier: 4991905}
}