@misc{indiciae3af78c33f701,
  title = {Pacemaker channels and sinus node arrhythmia.},
  author = {Juliane Stieber and Franz Hofmann and Andreas Ludwig},
  year = {2004},
  doi = {10.1016/j.tcm.2003.09.006},
  url = {https://pubmed.ncbi.nlm.nih.gov/14720471/},
  note = {Source identifier: 14720471}
}