@misc{indiciae756ed094db6b,
  title = {Paraphenylenediamine: a new method for tracing human visual pathways.},
  author = {A A Sadun and L E Smith and K R Kenyon},
  year = {1983},
  url = {https://pubmed.ncbi.nlm.nih.gov/6827290/},
  note = {Source identifier: 6827290}
}