@misc{indiciae192740052a88,
  title = {IOL design.},
  author = {N H Kalvin},
  year = {1979},
  doi = {10.1016/s0146-2776(79)80029-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/438070/},
  note = {Source identifier: 438070}
}