@misc{indiciae69b0c08e8c68,
  title = {Fixation devices for evaluation of ocular alignment.},
  author = {D S Friendly},
  year = {1972},
  doi = {10.1016/0002-9394(72)90013-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5020175/},
  note = {Source identifier: 5020175}
}