@misc{indiciaef92da22ca742,
  title = {Monitoring system for cardiac pacemakers.},
  author = {R R Brownlee and H C Hughes and G F Tyers and P H Neff},
  year = {1977},
  doi = {10.1097/00002480-197700230-00020},
  url = {https://pubmed.ncbi.nlm.nih.gov/910395/},
  note = {Source identifier: 910395}
}