@misc{indiciaebab48c0153d4,
  title = {Eye strain from convergence insufficiency.},
  author = {R S Mahto},
  year = {1972},
  doi = {10.1136/bmj.2.5813.564},
  url = {https://pubmed.ncbi.nlm.nih.gov/5032784/},
  note = {Source identifier: 5032784}
}