@misc{indiciaebc60080e2adb,
  title = {A cardiac vector indicator.},
  author = {G D Green and P W Macfarlane},
  year = {1970},
  doi = {10.1016/0002-8703(70)90376-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/4192582/},
  note = {Source identifier: 4192582}
}