@misc{indiciaeb77c08badacf,
  title = {Vocal shimmer in sustained phonation.},
  author = {Y Horii},
  year = {1980},
  doi = {10.1044/jshr.2301.202},
  url = {https://pubmed.ncbi.nlm.nih.gov/7442177/},
  note = {Source identifier: 7442177}
}