@misc{indiciaea0f33f01b312,
  title = {Pacemaker function.},
  author = {S Furman},
  year = {1973},
  doi = {10.1001/jama.223.12.1389c},
  url = {https://pubmed.ncbi.nlm.nih.gov/4739407/},
  note = {Source identifier: 4739407}
}