[Electro- and phonocardiographic studies before and after mitral commissurotomy in children].

@article{Malinovski1968ElectroAP,
  title={[Electro- and phonocardiographic studies before and after mitral commissurotomy in children].},
  author={N N Malinovskiĭ and G V Gromova and G V Mikhaĭlova},
  journal={Pediatriia},
  year={1968},
  volume={47 5},
  pages={34-8}
}