@misc{indiciaefae3d094615a,
  title = {Screening for visual defects.},
  author = {S M Hall},
  year = {1980},
  doi = {10.1016/s0140-6736(80)91768-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/6104118/},
  note = {Source identifier: 6104118}
}