@misc{indiciaefbcf02292d5c,
  title = {A nonmagnifying reading aid.},
  author = {R F LEINBACH},
  year = {1960},
  doi = {10.1016/0002-9394(60)91362-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/14415459/},
  note = {Source identifier: 14415459}
}