@misc{indiciae60de9041cc8b,
  title = {EGG open quotient in aging voices--changes with increasing chronological age and its perception.},
  author = {Ralf Winkler and Walter Sendlmeier},
  year = {2006},
  doi = {10.1080/14015430500445534},
  url = {https://pubmed.ncbi.nlm.nih.gov/16754276/},
  note = {Source identifier: 16754276}
}