@misc{indiciae97db507d3ee8,
  title = {Precision in automated refraction.},
  author = {S Salvesen and M Køhler},
  year = {1991},
  doi = {10.1111/j.1755-3768.1991.tb04824.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1927316/},
  note = {Source identifier: 1927316}
}