@misc{indiciaed293379c9c94,
  title = {Pedicle screw fixation--limitations.},
  author = {R D'Ambrosia},
  year = {1989},
  doi = {10.3928/0147-7447-19890701-05},
  url = {https://pubmed.ncbi.nlm.nih.gov/2771819/},
  note = {Source identifier: 2771819}
}