@misc{indiciae50ea9a63e909,
  title = {Serotonin and sleep.},
  author = {Reidun Ursin},
  year = {2002},
  doi = {10.1053/smrv.2001.0174},
  url = {https://pubmed.ncbi.nlm.nih.gov/12531142/},
  note = {Source identifier: 12531142}
}