@misc{indiciaeb4d5fb7ac447,
  title = {Cardiac pacing and pacemaker. III. Sensing the cardiac electrogram.},
  author = {S Furman and P Hurzeler and V De Caprio},
  year = {1977},
  doi = {10.1016/s0002-8703(77)80078-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/860680/},
  note = {Source identifier: 860680}
}