@misc{indiciae65383c4e3788,
  title = {Polarity patterns for chest leads.},
  author = {J S ROBB},
  year = {1950},
  doi = {10.1152/jappl.1950.3.5.243},
  url = {https://pubmed.ncbi.nlm.nih.gov/14794588/},
  note = {Source identifier: 14794588}
}