@misc{indiciaef724c1082732,
  title = {Variability of the human visual evoked potential: normative data.},
  author = {L Cigánek},
  year = {1969},
  doi = {10.1016/0013-4694(69)90106-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4182888/},
  note = {Source identifier: 4182888}
}