@misc{indiciae9eb07290ab7a,
  title = {Visual difficulties in older patients.},
  author = {P A CHANDLER},
  year = {1957},
  doi = {10.1111/j.1532-5415.1957.tb00070.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13438666/},
  note = {Source identifier: 13438666}
}