@misc{indiciaed9470d1ad778,
  title = {Test-retest variability in speech discrimination testing.},
  author = {M Engelberg},
  year = {1968},
  doi = {10.1288/00005537-196809000-00009},
  url = {https://pubmed.ncbi.nlm.nih.gov/5683712/},
  note = {Source identifier: 5683712}
}