@misc{indiciaee97140ab0610,
  title = {A pneumatic applanation tonometer-a clinical study.},
  author = {H B Collin and H G Robbins},
  year = {1973},
  doi = {10.1097/00006324-197310000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/4520496/},
  note = {Source identifier: 4520496}
}