@misc{indiciae8c582ccb7baa,
  title = {Modified goniometer with practical improvements.},
  author = {F BERRESHEIM and E R McKOWN and E SCHNAKE},
  year = {1949},
  doi = {10.1093/ptj/29.11.513},
  url = {https://pubmed.ncbi.nlm.nih.gov/15408672/},
  note = {Source identifier: 15408672}
}