@misc{indiciaec7a12cbc6b5f,
  title = {Degenerative changes in the cervical spine.},
  author = {Z B FRIEDENBERG and J EDEIKEN and H N SPENCER and S C TOLENTINO},
  year = {1959},
  url = {https://pubmed.ncbi.nlm.nih.gov/13620687/},
  note = {Source identifier: 13620687}
}