@misc{indiciaea34904ec2c0b,
  title = {[On back training in low back pain].},
  author = {A Ofeldt and T Ofeldt and J F Rehfeld},
  year = {1993},
  url = {https://pubmed.ncbi.nlm.nih.gov/8497962/},
  note = {Source identifier: 8497962}
}