@misc{indiciaef8d522badef1,
  title = {Left axis deviation. An electrocardiographic study with post-mortem correlation.},
  author = {O P Bahl and T J Walsh and E Massie},
  year = {1969},
  doi = {10.1136/hrt.31.4.451},
  url = {https://pubmed.ncbi.nlm.nih.gov/5791124/},
  note = {Source identifier: 5791124}
}