@misc{indiciae9830bfe9a7da,
  title = {Telescopes, light vergence, and accommodation.},
  author = {A N Freid},
  year = {1977},
  doi = {10.1097/00006324-197706000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/907025/},
  note = {Source identifier: 907025}
}