@misc{indiciaeb8f67688024e,
  title = {Letter: Electrical method for controlling pain.},
  author = {P P Newman},
  year = {1973},
  doi = {10.1038/243474a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4743644/},
  note = {Source identifier: 4743644}
}