@misc{indiciae80e5122ee822,
  title = {Hum-controlled electric wheelchair.},
  author = {R L Ramey and J H Aylor and B W Johnson and C T Swanson},
  year = {1979},
  doi = {10.1007/bf02441561},
  url = {https://pubmed.ncbi.nlm.nih.gov/317921/},
  note = {Source identifier: 317921}
}