@misc{indiciae3e3aa9cd2d34,
  title = {A modified polymer foam earplug for the hearing aid evaluation.},
  author = {I J Gerling and R J Roeser},
  doi = {10.1097/00003446-198103000-00005},
  url = {https://pubmed.ncbi.nlm.nih.gov/7227678/},
  note = {Source identifier: 7227678}
}