@misc{indiciae959f0c85c43d,
  title = {Programmed vectorcardiography. The ST-T loop in the horizontal plane.},
  author = {A Castellanos and L Lemberg and L Salhanick},
  year = {1968},
  doi = {10.1016/s0002-8703(68)90072-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4951323/},
  note = {Source identifier: 4951323}
}