@misc{indiciae1eee591f2252,
  title = {Refractive keratoplasty.},
  author = {V N Sehgal and H M Katzin and M M Kaplan and J K Elstein},
  year = {1970},
  doi = {10.1016/0002-9394(70)90898-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/4918436/},
  note = {Source identifier: 4918436}
}