@misc{indiciae3fe882fc7828,
  title = {Post-extrasystolic T wave changes.},
  author = {I D FAGIN and J M GUIDOT},
  year = {1958},
  doi = {10.1016/0002-9149(58)90143-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/13520628/},
  note = {Source identifier: 13520628}
}