@misc{indiciaee4d24c9ce59c,
  title = {Applied optical principles: keratometry.},
  author = {W G Sampson},
  year = {1979},
  doi = {10.1016/s0161-6420(79)35504-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/530586/},
  note = {Source identifier: 530586}
}