@misc{indiciae3a2b0540c653,
  title = {Normal initial vectors on the ECG.},
  author = {M A Nevins and D Das and K Saranathan},
  year = {1979},
  doi = {10.1016/0002-8703(79)90129-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/758738/},
  note = {Source identifier: 758738}
}