@article{null,
  title={Temporomandibular Joint Pain Assessment},
  author={b. stegenga,l.g.m. de boni,g. boering},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={7},
  number={1},
  pages={23--37},
  doi = {10.11607/jofph.7105},
  year={1993}
}