@misc{indiciae7b77a035dcfc,
  title = {[Interference in biological potential measurements by rectifier-filter chokes].},
  author = {W Irnich and A Johnen},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1174094/},
  note = {Source identifier: 1174094}
}