[Potentials and limits of intracardiac electrocardiography].

@article{Belov1981PotentialsAL,
  title={[Potentials and limits of intracardiac electrocardiography].},
  author={I U Belov and G Urumov and I P Tsenov},
  journal={Vutreshni bolesti},
  year={1981},
  volume={20 5},
  pages={7-11}
}