@misc{indiciae3d698c76dc20,
  title = {Visual reinforcement audiometry.},
  author = {G Lidén and A Kankkunen},
  year = {1969},
  doi = {10.1001/archotol.1969.00770020867013},
  url = {https://pubmed.ncbi.nlm.nih.gov/4182324/},
  note = {Source identifier: 4182324}
}