@misc{indiciae9650732b7957,
  title = {Ciradian performance differences between morning and evening "types".},
  author = {J A Horne and C G Brass and A N Pettitt},
  year = {1980},
  doi = {10.1080/00140138008924715},
  url = {https://pubmed.ncbi.nlm.nih.gov/7189149/},
  note = {Source identifier: 7189149}
}