@misc{indiciaefbad35ca859b,
  title = {A simple process for duplicating radiographs.},
  author = {E E Zwig and L B Malone and A J Lease},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4523026/},
  note = {Source identifier: 4523026}
}