@misc{indiciaeb193eddfe3ab,
  title = {Ventricular ectopy in healthy subjects.},
  author = {J P Liss},
  year = {1977},
  doi = {10.1016/0002-9149(77)90115-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/879005/},
  note = {Source identifier: 879005}
}