@misc{indiciae34aaa9cb1379,
  title = {The nasal step in normal and glaucomatous visual fields.},
  author = {M Zingirian and G Calabria and E Gandolfo},
  year = {1979},
  url = {https://pubmed.ncbi.nlm.nih.gov/455132/},
  note = {Source identifier: 455132}
}