@misc{indiciae393c56f9f9c3,
  title = {Modified goniometer for the knee joint.},
  author = {K E Brinkworth},
  year = {1976},
  doi = {10.1093/ptj/56.2.189},
  url = {https://pubmed.ncbi.nlm.nih.gov/1246550/},
  note = {Source identifier: 1246550}
}