@misc{indiciaef2623c2b1517,
  title = {Melatonin: a sleep-promoting hormone.},
  author = {I V Zhdanova and H J Lynch and R J Wurtman},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/9415953/},
  note = {Source identifier: 9415953}
}