S. I. Ivanov
Central State Medical Academy of the Administrative Department of the President of the Russian Federation, Moscow, Russia
Russian Federation

Central State Medical Academy of the Administrative Department of the President of the Russian Federation, Moscow, Russia

M. N. Alekhin
Central State Medical Academy of the Administrative Department of the President of the Russian Federation, Moscow, Russia; Central Clinical Hospital of the Presidential Administration of the Russian Federation, Moscow, Russia
Russian Federation

Central State Medical Academy of the Administrative Department of the President of the Russian Federation, Moscow, Russia

Mikhail N. Alekhin – professor at the Department of Therapy, Cardiology and Functional Diagnostics with Nephrology Course

Central Clinical Hospital of the Presidential Administration of the Russian Federation, Moscow, Russia

Mikhail N. Alekhin – Head of Functional Diagnostics Department