@misc{indiciaec76b8e348eea,
  title = {An externally powered controlled complete arm prosthesis.},
  author = {D C Simpson and J G Smith},
  year = {1977},
  doi = {10.3109/03091907709162194},
  url = {https://pubmed.ncbi.nlm.nih.gov/597551/},
  note = {Source identifier: 597551}
}