@misc{indiciae6e54f38e142b,
  title = {On facial expression.},
  author = {E A Kahn},
  year = {1964},
  doi = {10.1093/neurosurgery/12.cn\_suppl\_1.9},
  url = {https://pubmed.ncbi.nlm.nih.gov/5865054/},
  note = {Source identifier: 5865054}
}