@misc{indiciae1b6013ac4b09,
  title = {Variation in motor threshold with frequency using kHz frequency alternating current.},
  author = {A R Ward and V J Robertson},
  year = {2001},
  doi = {10.1002/mus.1148},
  url = {https://pubmed.ncbi.nlm.nih.gov/11562909/},
  note = {Source identifier: 11562909}
}