@misc{indiciae606ffa438dd1,
  title = {[Procedure for visual acuity determination].},
  author = {H von Benda and H Munker and H Schmidtke and H Schober},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5168254/},
  note = {Source identifier: 5168254}
}