@misc{indiciae12432ad113e8,
  title = {Screening for visual defects in pre-school children.},
  author = {K Simons},
  year = {1987},
  doi = {10.1136/bjo.71.4.322},
  url = {https://pubmed.ncbi.nlm.nih.gov/3580345/},
  note = {Source identifier: 3580345}
}