@misc{indiciae9a16411d634c,
  title = {[Electromagnetic fields and ventricular demand pacemakers].},
  author = {L Birmann and R Friederici and A Sacrez},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/890882/},
  note = {Source identifier: 890882}
}