@misc{indiciae0cc41161c5a2,
  title = {[Radiograph amplifiers with improved qualities].},
  author = {F Gudden and E Fenner and K Franz and F Hofmann},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/4341173/},
  note = {Source identifier: 4341173}
}