@misc{indiciaec60f3fcb2abe,
  title = {Photon attenuation in computed tomography.},
  author = {E C McCullough},
  doi = {10.1118/1.594199},
  url = {https://pubmed.ncbi.nlm.nih.gov/1105130/},
  note = {Source identifier: 1105130}
}