@misc{indiciae5fca26fa169c,
  title = {Sexually induced headaches.},
  author = {N R Nutt},
  year = {1977},
  doi = {10.1136/bmj.1.6077.1664},
  url = {https://pubmed.ncbi.nlm.nih.gov/871725/},
  note = {Source identifier: 871725}
}