@misc{indiciaead4adff2539d,
  title = {Evidence for two systems mediating perceived contrast.},
  author = {J R Brannan and I Bodis-Wollner},
  year = {1991},
  doi = {10.1017/s0952523800002571},
  url = {https://pubmed.ncbi.nlm.nih.gov/1883763/},
  note = {Source identifier: 1883763}
}