@misc{indiciae71096755bab8,
  title = {Headache in hypertension.},
  author = {R F Grenfell},
  year = {1966},
  doi = {10.1111/j.1526-4610.1966.hed0603137.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5331347/},
  note = {Source identifier: 5331347}
}