@misc{indiciae5fae8db3dad1,
  title = {Sampling systems for visual field assessment and computerised perimetry.},
  author = {N Drasdo and W C Peaston},
  year = {1980},
  doi = {10.1136/bjo.64.9.705},
  url = {https://pubmed.ncbi.nlm.nih.gov/7426596/},
  note = {Source identifier: 7426596}
}