@misc{indiciae2f3573533a9a,
  title = {Melatonin: data consistent with a role in controlling ovarian function.},
  author = {R Penny and F Stanczyk and U Goebelsmann},
  year = {1987},
  doi = {10.1007/bf03348179},
  url = {https://pubmed.ncbi.nlm.nih.gov/3429789/},
  note = {Source identifier: 3429789}
}