@misc{indiciaed1a264b5c017,
  title = {The sight test fee. Need for more cautious analysis.},
  author = {J M Gardner},
  year = {1994},
  doi = {10.1136/bmj.309.6965.1370},
  url = {https://pubmed.ncbi.nlm.nih.gov/7866094/},
  note = {Source identifier: 7866094}
}