@misc{indiciae49432081f7f7,
  title = {EKG primer: programmed instruction.},
  author = {M Meehan},
  year = {1971},
  doi = {10.1097/00000446-197111000-00038},
  url = {https://pubmed.ncbi.nlm.nih.gov/5209347/},
  note = {Source identifier: 5209347}
}