@misc{indiciae457de12c2bc0,
  title = {The case for the tympanometer in private practice.},
  author = {J C Ralph},
  doi = {10.1097/00006454-198201000-00002},
  url = {https://pubmed.ncbi.nlm.nih.gov/7177891/},
  note = {Source identifier: 7177891}
}