S. A. Fedorov
Specialized Cardiosurgical Clinical Hospital Named After Academician B.A. Korolev
Russian Federation

Cardiovascular Surgeon, Candidate of Medical Sciences, Cardiovascular Surgeon,

209 Vaneeva St., Nizhny Novgorod, 603950

A. P. Medvedev
Specialized Cardiosurgical Clinical Hospital Named After Academician B.A. Korolev; Privolzhsky research medical University of the Ministry of health of the Russian Federation
Russian Federation

Cardiovascular Surgeon, 209 Vaneeva St., Nizhny Novgorod, 603950;

Doctor of Medical Sciences, Cardiovascular Surgeon, Professor of the Department of Hospital Surgery, 10/1 Minin and Pozharsky Square, Nizhny Novgorod, 603005

L. Ya. Kravets
Privolzhsky research medical University of the Ministry of health of the Russian Federation
Russian Federation

Doctor of Medical Sciences, professor, Doctor of Neurosurgery of the Highest Category, Chief Researcher of  the Group of Microneurosurgery, 

10/1 Minin and Pozharsky Square, Nizhny Novgorod, 603005

L. M. Tselousova
Privolzhsky research medical University of the Ministry of health of the Russian Federation
Russian Federation

Cardiovascular Surgeon, Post-graduate Student of the Department of Hospital Surgery,

10/1 Minin and Pozharsky Square, Nizhny Novgorod, 603005