I. I. Chernov
Federal Center for Cardiovascular Surgery of the Ministry of Health of Russia
Russian Federation

Igor I. Chernov, Cand. Sci. (Med), acting Chief Physician, Deputy Chief Physician for Surgery

4, Pokrovskaya rosha str., Astrakhan, 414011

S. T. Enginoev
Federal Center for Cardiovascular Surgery of the Ministry of Health of Russia; Astrakhan State Medical University
Russian Federation

Soslan T. Enginoev, Can. Sci. (Med.), Cardiovascular Surgeon of the Cardiosurgical Department No. 1, Federal Center for Cardiovascular Surgery; Associate Professor, Department of Cardiovascular Surgery, Faculty of Postgraduate Education, Astrakhan State Medical University

4, Pokrovskaya rosha str., Astrakhan, 414011; 
121, Bakinskaya str., Astrakhan, 414000

A. A. Ziankov
Federal Center for Cardiovascular Surgery of the Ministry of Health of Russia
Russian Federation

Aliaksandr A. Ziankov, Dr. Sci. (Med.), Head of Cardiac Surgery Department No. 1

4, Pokrovskaya rosha str., Astrakhan, 414011

S. S. Ekimov
Federal Center for Cardiovascular Surgery of the Ministry of Health of Russia
Russian Federation

Sergey S. Ekimov, Cardiovascular Surgeon, Department of Cardiosurgery No. 1, 

4, Pokrovskaya rosha str., Astrakhan, 414011

A. B. Gamzaev
Privolzhsky Research Medical University; Specialized Cardiosurgical Clinical Hospital named after Academician B.A. Koroleva
Russian Federation

Alishir B. Gamzaev, Dr. Sci. (Med.), Professor, Department of Endovascular Diagnostics and Treatment, Privolzhsky Research Medical University; Cardio-Vascular Surgeon, Specialized Cardiac Surgery Clinical Hospital named after Academician B.A. Korolev.

10/1, Minin and Pozharsky squ., Nizhny Novgorod, 603005; 
209, Vaneeva str., Nizhny Novgorod, 603950