@misc{indiciaefb7668a353aa,
  title = {Normal tympanometric shape.},
  author = {J C Cooper and E M Hearne and G A Gates},
  doi = {10.1097/00003446-198209000-00001},
  url = {https://pubmed.ncbi.nlm.nih.gov/6890487/},
  note = {Source identifier: 6890487}
}