Author/Authors :
Kiselev, Anton R. Saratov State Medical University - Research Institute of Cardiology, Russia , Kiselev, Anton R. Bakulev Scientific Center for Cardiovascular Surgery, Russia , Shvartz, Vladimir A. Bakulev Scientific Center for Cardiovascular Surgery, Russia , Karavaev, Anatoly S. Saratov State University, Russia , Prokhorov, Mikhail D. Institute of Radio Engineering and Electronics of Saratov Branch, Russia