@misc{indiciae4687b86a3ee0,
  title = {Cataract classification systems in epidemiological studies.},
  author = {K Sasaki},
  year = {1991},
  doi = {10.1159/000419942},
  url = {https://pubmed.ncbi.nlm.nih.gov/1868957/},
  note = {Source identifier: 1868957}
}