@misc{indiciae6399d1314396,
  title = {Reference thresholds for EARTONE 3A insert earphones.},
  author = {T Poulsen},
  year = {1991},
  doi = {10.3109/01050399109074955},
  url = {https://pubmed.ncbi.nlm.nih.gov/1842291/},
  note = {Source identifier: 1842291}
}