@misc{indiciaeb71688c3ba02,
  title = {Cataract in developing countries.},
  author = {D Yorston and A Foster},
  year = {1992},
  doi = {10.1136/bmj.305.6846.183-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/1515850/},
  note = {Source identifier: 1515850}
}