@misc{indiciae35c00c3f86be,
  title = {Crutches.},
  author = {P Roberts and R J Grimer},
  year = {1990},
  doi = {10.1136/bmj.301.6763.1278},
  url = {https://pubmed.ncbi.nlm.nih.gov/2271840/},
  note = {Source identifier: 2271840}
}