@misc{indiciaea2acc71651b3,
  title = {[The threshold method in non-senile macular degenerescence].},
  author = {J Zanen and A Meunier},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5402421/},
  note = {Source identifier: 5402421}
}