@misc{indiciae3345493fdafe,
  title = {Diabetic retinopathy.},
  author = {J W Berkow},
  year = {1977},
  doi = {10.1097/00004397-197701720-00008},
  url = {https://pubmed.ncbi.nlm.nih.gov/863598/},
  note = {Source identifier: 863598}
}