@misc{indiciae4f33afe22ae2,
  title = {[Decrease of hearing acuity from use of portable headphones].},
  author = {T Kawada and H Koyama and S Suzuki},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2131963/},
  note = {Source identifier: 2131963}
}