@misc{indiciae94170c46d93a,
  title = {Diabetic retinopathy.},
  author = {R THIEL},
  year = {1959},
  doi = {10.1055/s-0028-1113652},
  url = {https://pubmed.ncbi.nlm.nih.gov/13639705/},
  note = {Source identifier: 13639705}
}