@misc{indiciae216bf67ae7d1,
  title = {Cataracts as an epidemiologic problem.},
  author = {A Sommer},
  year = {1977},
  doi = {10.1016/0002-9394(77)90729-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/848537/},
  note = {Source identifier: 848537}
}