@misc{indiciae5cdab24baf89,
  title = {Vocal conditioning in infants.},
  author = {G M Siegel},
  year = {1969},
  doi = {10.1044/jshd.3401.03},
  url = {https://pubmed.ncbi.nlm.nih.gov/4885490/},
  note = {Source identifier: 4885490}
}