@misc{indiciaea3a3569efd7c,
  title = {The AO spinal internal fixator.},
  author = {S I Esses},
  year = {1989},
  doi = {10.1097/00007632-198904000-00005},
  url = {https://pubmed.ncbi.nlm.nih.gov/2718039/},
  note = {Source identifier: 2718039}
}