@misc{indiciaee00a6e9a2cce,
  title = {Notes on technique in perimetry.},
  author = {B L ROBERTS},
  year = {1957},
  doi = {10.1097/00006324-195704000-00001},
  url = {https://pubmed.ncbi.nlm.nih.gov/13411168/},
  note = {Source identifier: 13411168}
}