@misc{indiciaefb092b7a744a,
  title = {Grid for scoring visual fields. II. Perimeter.},
  author = {B Esterman},
  year = {1968},
  doi = {10.1001/archopht.1968.03850040402007},
  url = {https://pubmed.ncbi.nlm.nih.gov/5694282/},
  note = {Source identifier: 5694282}
}