@misc{indiciae341dbbf19b4d,
  title = {Pacemaker-mediated tachycardias: an unresolved problem.},
  author = {J W Harthorne and A C Eisenhauer and D M Steinhaus},
  year = {1984},
  doi = {10.1111/j.1540-8159.1984.tb05674.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6209649/},
  note = {Source identifier: 6209649}
}