@misc{indiciaeb38bd1ee4c60,
  title = {Atrial ectopic tachycardia.},
  author = {W J Mandel and J Lozano and H Hayakawa},
  year = {1973},
  doi = {10.1016/0002-8703(73)90264-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4719952/},
  note = {Source identifier: 4719952}
}