@misc{indiciaef295e22633a0,
  title = {Coding and indexing in ophthalmology.},
  author = {E Weigelin},
  year = {1972},
  doi = {10.1007/bf00168405},
  url = {https://pubmed.ncbi.nlm.nih.gov/4637215/},
  note = {Source identifier: 4637215}
}