@misc{indiciaec4cf8faf49b9,
  title = {Sidelyer with positioning blocks.},
  author = {A F Bergen},
  year = {1979},
  doi = {10.1093/ptj/59.3.303},
  url = {https://pubmed.ncbi.nlm.nih.gov/419176/},
  note = {Source identifier: 419176}
}