@misc{indiciaed88e1b6f92f5,
  title = {Migraine and menstruation: a pilot study.},
  author = {E A MacGregor and H Chia and R C Vohrah and M Wilkinson},
  year = {1990},
  doi = {10.1046/j.1468-2982.1990.1006305.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2289231/},
  note = {Source identifier: 2289231}
}