@misc{indiciae980c833b11f3,
  title = {Scatter factor corrections for elongated fields.},
  author = {P D Higgins and W H Sohn and C H Sibata and W A McCarthy},
  doi = {10.1118/1.596339},
  url = {https://pubmed.ncbi.nlm.nih.gov/2509871/},
  note = {Source identifier: 2509871}
}