@misc{indiciaea194bfd47bd2,
  title = {Yawning.},
  author = {C D. Hanning},
  year = {2001},
  doi = {10.1053/smrv.2001.0212},
  url = {https://pubmed.ncbi.nlm.nih.gov/12531006/},
  note = {Source identifier: 12531006}
}