@misc{indiciae6b8936cdf421,
  title = {[Chronobiology and shift work: current issues and trends].},
  author = {S Folkard and D S Minors and J M Waterhouse},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2319744/},
  note = {Source identifier: 2319744}
}