@article{tomasz grzegorski2018headache,
  title={Cluster Headache in a 76-year-old Woman with  Onset at the Age of 74: Case Report},
  author={tomasz grzegorski,jacek losy,agata zarembska,marek stajgis,wojciech kozubski},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={32},
  number={4},
  pages={49--52},
  doi = {10.11607/ofph.2106},
  year={2018}
}