@misc{indiciae813cc17a0569,
  title = {Lumbar discography: an outdated procedure.},
  author = {J R Clifford},
  year = {1986},
  doi = {10.3171/jns.1986.64.4.0686},
  url = {https://pubmed.ncbi.nlm.nih.gov/2936874/},
  note = {Source identifier: 2936874}
}