@misc{indiciae0ba31bf860bc,
  title = {A parent's voice.},
  author = {D MacCarthy and R Mac Keith},
  year = {1965},
  doi = {10.1016/s0140-6736(65)92303-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4165419/},
  note = {Source identifier: 4165419}
}