@misc{indiciae16bd7c91b729,
  title = {Simple exercise aid.},
  author = {B CROWLEY},
  year = {1962},
  doi = {10.1093/ptj/42.2.119},
  url = {https://pubmed.ncbi.nlm.nih.gov/13882437/},
  note = {Source identifier: 13882437}
}