@article{null,
  title={Biopsychosocial Pain Model Crippled?},
  author={sandro palla},
  journal={Journal of Oral & Facial Pain and Headache},
  volume={25},
  number={4},
  pages={289--290},
  doi = {10.11607/jofph.25.4.01},
  year={2011}
}