@misc{indiciae3ddfaee49f9d,
  title = {A study of the normal Frank vectorcardiogram.},
  author = {K Ishikawa and S Handa and H Nagoshi and T Ogino and A Kaminokuchi},
  year = {1967},
  doi = {10.2302/kjm.16.13},
  url = {https://pubmed.ncbi.nlm.nih.gov/6065895/},
  note = {Source identifier: 6065895}
}