@misc{indiciaed169e8fe9808,
  title = {Chronic back pain.},
  author = {C E Pither},
  year = {1994},
  doi = {10.1136/bmj.309.6964.1304a},
  url = {https://pubmed.ncbi.nlm.nih.gov/7888870/},
  note = {Source identifier: 7888870}
}