@misc{indiciae14ce9802fbdb,
  title = {Daily activity and persistent sleep-wake schedule disorders.},
  author = {T Ohta and T Iwata and Y Kayukawa and T Okada},
  year = {1992},
  doi = {10.1016/0278-5846(92)90058-m},
  url = {https://pubmed.ncbi.nlm.nih.gov/1641496/},
  note = {Source identifier: 1641496}
}