@misc{indiciae1193a5cb39fb,
  title = {Intracardiac E.C.G. in pacemaker electrode insertion.},
  author = {K Chatterjee and R Sutton},
  year = {1968},
  doi = {10.1136/bmj.1.5595.838-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/5641498/},
  note = {Source identifier: 5641498}
}