@article{null,
  title={Pain-Pressure Threshold in Painful Jaw Muscles Following Trigger Point Injection},
  author={anne s. mcmillan,bruce blasberg},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={8},
  number={4},
  pages={384--390},
  doi = {10.11607/jofph.08384},
  year={1994}
}