@misc{indiciae539fc4450693,
  title = {A simple centering device for radiographic tubes.},
  author = {O MATTSSON},
  year = {1953},
  doi = {10.3109/00016925309135309},
  url = {https://pubmed.ncbi.nlm.nih.gov/13079953/},
  note = {Source identifier: 13079953}
}