@misc{indiciae3311c7e0742e,
  title = {Clinical testing of implanted pacemakers.},
  author = {E Sowton and K Gray},
  year = {1971},
  doi = {10.1136/thx.26.2.145},
  url = {https://pubmed.ncbi.nlm.nih.gov/5576529/},
  note = {Source identifier: 5576529}
}