@misc{indiciaebdc4d593836e,
  title = {Classification of elective mutism.},
  author = {T L Hayden},
  year = {1980},
  doi = {10.1016/s0002-7138(09)60657-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/7365164/},
  note = {Source identifier: 7365164}
}