@misc{indiciae5178c7dce1ed,
  title = {Sleep and headache.},
  author = {Paul Jennum and Rigmor Jensen},
  year = {2002},
  doi = {10.1053/smrv.2001.0223},
  url = {https://pubmed.ncbi.nlm.nih.gov/12505479/},
  note = {Source identifier: 12505479}
}