@misc{indiciaef9353d183f1c,
  title = {Phoniatric viewpoints on hoarseness.},
  author = {A Sonninen},
  year = {1969},
  doi = {10.3109/00016487009131524},
  url = {https://pubmed.ncbi.nlm.nih.gov/5269063/},
  note = {Source identifier: 5269063}
}