@misc{indiciaed13e70ad16aa,
  title = {An "expert fitting system" for hearing aids.},
  author = {D R Cunningham and P M Pearlman and M M Pearlman},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2611006/},
  note = {Source identifier: 2611006}
}