@article{sakari kettunen2026pain,
  title={Chronic pain after orthognathic surgery: a retrospective single-center study},
  author={sakari kettunen,olli-pekka lappalainen,laura nykänen,aleksi haapanen,antti asikainen,jussi furuholm,johanna snäll},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={40},
  number={3},
  pages={130--138},
  doi = {10.22514/jofph.2026.042},
  year={2026}
}