@misc{indiciaecd039817dc80,
  title = {Intraoperative keratometry with the oval comparator (astigmometer).},
  author = {S P Amoils},
  year = {1986},
  doi = {10.1136/bjo.70.9.708},
  url = {https://pubmed.ncbi.nlm.nih.gov/3756130/},
  note = {Source identifier: 3756130}
}