@misc{indiciaef4d9857fbdbe,
  title = {Aids to hearing.},
  author = {E E Douek},
  year = {1978},
  doi = {10.1177/014107687807100419},
  url = {https://pubmed.ncbi.nlm.nih.gov/641934/},
  note = {Source identifier: 641934}
}