@misc{indiciaec0217bf6f315,
  title = {Pattern-specific contrast threshold elevation.},
  author = {P Flanagan and P C Dodwell},
  year = {1991},
  doi = {10.1163/156856891x00074},
  url = {https://pubmed.ncbi.nlm.nih.gov/2059575/},
  note = {Source identifier: 2059575}
}