Electrographic diagnosis of perforation of the heart by pacing catheter electrode.

@article{Barold1969ElectrographicDO,
  title={Electrographic diagnosis of perforation of the heart by pacing catheter electrode.},
  author={S Serge Barold and Supercomputer Center},
  journal={The American journal of cardiology},
  year={1969},
  volume={24 2},
  pages={274-8}
}