@misc{indiciae312dec7652a8,
  title = {Pseudofusion beats masquerading as pacemaker failure.},
  author = {C M Martin and J J Kleid},
  year = {1974},
  doi = {10.1016/s0022-0736(74)80028-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4822540/},
  note = {Source identifier: 4822540}
}