@misc{indiciae0ef0bcec139e,
  title = {[ECG in artificial pacemaker].},
  author = {J Witte and R Seidel and D Warnke},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5376221/},
  note = {Source identifier: 5376221}
}