@misc{indiciaec9225e56a039,
  title = {[Epidural injections. What is certain?].},
  author = {J Dvorak and D Grob},
  year = {2004},
  doi = {10.1007/s00132-003-0616-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/15138686/},
  note = {Source identifier: 15138686}
}