@misc{indiciae12a3053fb596,
  title = {Electrocardiograph course.},
  author = {M E Kingston},
  year = {1979},
  doi = {10.1097/00001888-197902000-00007},
  url = {https://pubmed.ncbi.nlm.nih.gov/762687/},
  note = {Source identifier: 762687}
}