G.  A. Tkachenko
Central Clinical Hospital with a Polyclinic of the Administration of the President of the Russian Federation; Central State Medical Academy of the Administrative Department of the President of the Russian Federation
Russian Federation

Galina A. Tkachenko, MD, PhD in Psychology, Medical Psychologist; Associate Professor of the Department of Psychiatry

Moscow

A.  M. Stepanova
P. Hertzen Moscow Oncology Research Institute
Russian Federation

Aleksandra M. Stepanova, MD, PhD, Head of the Department of Rehabilitation

Moscow