@misc{indiciae5aac10dbcaba,
  title = {Low-vision aids for partially sighted persons.},
  author = {R V Spurney},
  year = {1973},
  doi = {10.1016/0002-9394(73)90663-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/4684256/},
  note = {Source identifier: 4684256}
}