@misc{indiciaef14077ac2751,
  title = {Back pain.},
  author = {A O Frank},
  year = {2002},
  doi = {10.1093/rheumatology/41.9.1069},
  url = {https://pubmed.ncbi.nlm.nih.gov/12209044/},
  note = {Source identifier: 12209044}
}