@misc{indiciae1408564264c2,
  title = {Routine preoperative electrocardiograms.},
  author = {A Jakobsson and T White},
  year = {1984},
  doi = {10.1016/s0140-6736(84)92436-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6143913/},
  note = {Source identifier: 6143913}
}