@misc{indiciae2cb11ce54f71,
  title = {[Electrocardiographic QRS complexes and vectorcardiographic QRS loop].},
  author = {S Haraoka and A Itani and T Terasaka},
  year = {1970},
  url = {https://pubmed.ncbi.nlm.nih.gov/4911925/},
  note = {Source identifier: 4911925}
}