@misc{indiciae19355fd8a1eb,
  title = {Delayed speech. Developmental mutism.},
  author = {H Bakwin},
  year = {1968},
  doi = {10.1016/s0031-3955(16)32165-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/4174923/},
  note = {Source identifier: 4174923}
}