@misc{indiciae237d886723b1,
  title = {Biofeedback: a demand for clinical expertise.},
  author = {K R Timken and J Chambers and J A Hall and W T Moore},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1198341/},
  note = {Source identifier: 1198341}
}