@misc{indiciaed162470502b1,
  title = {Corneal asphericity and refractive error.},
  author = {M Sheridan and W A Douthwaite},
  year = {1989},
  doi = {10.1111/j.1475-1313.1989.tb00899.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2622662/},
  note = {Source identifier: 2622662}
}