@misc{indiciae9edfe61464db,
  title = {Headache on the pill.},
  author = {W H Inman and M P Vessey},
  year = {1968},
  doi = {10.1136/bmj.3.5617.556-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/5676961/},
  note = {Source identifier: 5676961}
}