@misc{indiciae4a4b6a248dc4,
  title = {Carl Zeiss.},
  author = {R A Kyle and M A Shampo},
  year = {1973},
  doi = {10.1001/jama.226.10.1216},
  url = {https://pubmed.ncbi.nlm.nih.gov/4584414/},
  note = {Source identifier: 4584414}
}