@misc{indiciae818b44ff92ee,
  title = {Melatonin in amniotic fluid during human parturition.},
  author = {M D Mitchell and L Sayers and M J Keirse and A B Anderson and A C Turnbull},
  year = {1978},
  doi = {10.1111/j.1471-0528.1978.tb14947.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/698150/},
  note = {Source identifier: 698150}
}