@misc{indiciaeb8231d79f5d1,
  title = {Acquired stuttering.},
  author = {N A Helm and R B Butler and D F Benson},
  year = {1978},
  doi = {10.1212/wnl.28.11.1159},
  url = {https://pubmed.ncbi.nlm.nih.gov/568736/},
  note = {Source identifier: 568736}
}