@misc{indiciaeb8cab80f02d1,
  title = {A portable microprocessor-based biofeedback training device.},
  author = {J E Zicker and W J Tompkins and R T Rubow and J H Abbs},
  year = {1980},
  doi = {10.1109/tbme.1980.326665},
  url = {https://pubmed.ncbi.nlm.nih.gov/7409824/},
  note = {Source identifier: 7409824}
}