@misc{indiciae335509866c41,
  title = {Training visual efficiency in myopic persons.},
  author = {J L Matson and W J Helsel and S J LaGrow},
  year = {1983},
  doi = {10.1016/0005-7967(83)90155-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/6838468/},
  note = {Source identifier: 6838468}
}