@misc{indiciae0799b25779c5,
  title = {Visual acuity estimates in noncommunicative elderly persons.},
  author = {M S Marx and P Werner and J Cohen-Mansfield and E E Hartmann},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2318597/},
  note = {Source identifier: 2318597}
}