@misc{indiciaee02fc16a7d84,
  title = {Sinus parasystole.},
  author = {L Schamroth},
  year = {1967},
  doi = {10.1016/0002-9149(67)90069-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/5606785/},
  note = {Source identifier: 5606785}
}