@misc{indiciae4bc9bbf9a502,
  title = {Tomogram degradation due to eye shielding and collimation.},
  author = {J F Sackett and W Kalender},
  year = {1977},
  doi = {10.1148/123.1.236},
  url = {https://pubmed.ncbi.nlm.nih.gov/847163/},
  note = {Source identifier: 847163}
}