@article{andreas dawson2014of,
  title={Effect of Experimental Tooth Clenching on the  Release of 𝛃-Endorphin},
  author={andreas dawson,lennart ljunggren,malin ernberg,peter svensson,thomas list},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={28},
  number={2},
  pages={159--164},
  doi = {10.11607/ofph.1210},
  year={2014}
}