@misc{indiciaec7ea71e0d13e,
  title = {Radiotherapy treatment planning using the ACTA-scanner.},
  author = {A C Scheer and R S Ledley},
  year = {1977},
  doi = {10.1016/0363-8235(77)90012-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/401044/},
  note = {Source identifier: 401044}
}