@misc{indiciaee442f357c38c,
  title = {Sampling in physical therapy research.},
  author = {W W Daniel and C E Coogler},
  year = {1975},
  doi = {10.1093/ptj/55.12.1326},
  url = {https://pubmed.ncbi.nlm.nih.gov/1197357/},
  note = {Source identifier: 1197357}
}