@misc{indiciaecafed73888a3,
  title = {[Bloodless impulse threshold determinations in implanted pacemaker systems].},
  author = {D Oltmanns and W Küstner},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4440210/},
  note = {Source identifier: 4440210}
}