@misc{indiciae44b769ea28b3,
  title = {The sinus node electrogram rediscovered.},
  author = {B F Hoffman},
  year = {1998},
  doi = {10.1016/s0008-6363(98)00131-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/9798513/},
  note = {Source identifier: 9798513}
}