@misc{indiciae95213c7af647,
  title = {A new keratometer.},
  author = {W A Douthwaite},
  year = {1987},
  doi = {10.1097/00006324-198709000-00012},
  url = {https://pubmed.ncbi.nlm.nih.gov/3688194/},
  note = {Source identifier: 3688194}
}