@misc{indiciae25583dcef18d,
  title = {A simplified mercury switch head-control biofeedback device.},
  author = {F P Maloney},
  year = {1980},
  doi = {10.1007/bf00998601},
  url = {https://pubmed.ncbi.nlm.nih.gov/7397278/},
  note = {Source identifier: 7397278}
}