@misc{indiciae56f86003c1ad,
  title = {Sleep disorders.},
  author = {D J Kupfer and C F Reynolds},
  year = {1983},
  doi = {10.1080/21548331.1983.11702477},
  url = {https://pubmed.ncbi.nlm.nih.gov/6401671/},
  note = {Source identifier: 6401671}
}