@misc{indiciae18ee8c2556ba,
  title = {Flexion gap measurement.},
  author = {V Blair},
  year = {1991},
  doi = {10.1016/0266-7681(91)90185-q},
  url = {https://pubmed.ncbi.nlm.nih.gov/2061672/},
  note = {Source identifier: 2061672}
}