@misc{indiciaee9a4270f25a2,
  title = {Audiometer calibration: interpreting and applying the standards.},
  author = {G R Lightfoot},
  year = {2000},
  doi = {10.3109/03005364000000143},
  url = {https://pubmed.ncbi.nlm.nih.gov/11081756/},
  note = {Source identifier: 11081756}
}