@misc{indiciae70f1d6dac68a,
  title = {Bioptic low vision aid: a simple approach.},
  author = {P D Bergenske and T W Raasch},
  year = {1982},
  doi = {10.1097/00006324-198203000-00014},
  url = {https://pubmed.ncbi.nlm.nih.gov/7072835/},
  note = {Source identifier: 7072835}
}