@misc{indiciaef768b90f9e97,
  title = {Dynamic electrocardiography and computer analysis.},
  author = {W H Walter and E D Grassman and E J Engelken and M C Lancaster},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4571856/},
  note = {Source identifier: 4571856}
}