@misc{indiciae375a47d41fc4,
  title = {Introduction},
  author = {DR Singer and FP Cappuccio and ND Carter and AD Hughes},
  year = {2000},
  doi = {10.1038/sj.jhh.1001019},
  url = {https://pubmed.ncbi.nlm.nih.gov/10878694/},
  note = {Source identifier: 10878694}
}