@misc{indiciae941ab11d4ea0,
  title = {Development of visual acuity.},
  author = {G V Catford and A Oliver},
  year = {1973},
  doi = {10.1136/adc.48.1.47},
  url = {https://pubmed.ncbi.nlm.nih.gov/4685594/},
  note = {Source identifier: 4685594}
}