@article{thuan t. t. dao2000differences,
  title={Gender Differences in Pain},
  author={thuan t. t. dao,linda leresche},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={14},
  number={3},
  pages={169--184},
  doi = {10.11607/jofph.14169},
  year={2000}
}