R. V. Pavlov
N.I. Pirogov Clinic of High Medical Technologies of Saint-Petersburg State Universiry 
Russian Federation

 MD, Deputy Director of the Medical Department (oncology), Oncology Department

7/9, Universitetskaya Emb., 199034, Saint-Petersburg, Russia

K. O. Timofeeva
N.I. Pirogov Clinic of High Medical Technologies of Saint-Petersburg State Universiry 
Russian Federation

 MD, 2-d year resident of the Oncology Department 

7/9, Universitetskaya Emb., 199034, Saint-Petersburg, Russia

M. A. Chernykh
N.I. Pirogov Clinic of High Medical Technologies of Saint-Petersburg State Universiry 
Russian Federation

 MD, Oncologist, Oncology Department 

7/9, Universitetskaya Emb., 199034, Saint-Petersburg, Russia

V. N. Danilin
N.I. Pirogov Clinic of High Medical Technologies of Saint-Petersburg State Universiry 
Russian Federation

 MD, PhD, Head of Oncology Department 

7/9, Universitetskaya Emb., 199034, Saint-Petersburg, Russia