@misc{indiciae4b8a9e1ea5ab,
  title = {[Frequency synchronization between sinus rhythm and electric pacemaker rhythm].},
  author = {K W Diederich},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5380592/},
  note = {Source identifier: 5380592}
}