@misc{indiciae45a1ff074081,
  title = {Psychophysical changes in early glaucoma.},
  author = {S Drance},
  year = {1989},
  doi = {10.1016/0039-6257(89)90064-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/2749507/},
  note = {Source identifier: 2749507}
}