@misc{indiciae8b20656b1308,
  title = {Mean visual acuity.},
  author = {J T Holladay and T C Prager},
  year = {1991},
  doi = {10.1016/s0002-9394(14)72328-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/2000910/},
  note = {Source identifier: 2000910}
}