A. A. Perminova
Saint-Petersburg State Pediatric Medical University; City Clinical Oncological Hospital № 1 of the Department of Healthcare of the City of Moscow
Russian Federation

Perminova Alina A., Postgraduate Student of the Department of Faculty Surgery named after Professor A. A. Rusanov, Saint-Petersburg State Pediatric Medical University; Oncologist, Oncology Department № 4, City Clinical Oncology Hospital № 1 

2, Litovskaya str., Saint Petersburg, 194100

M. D. Khanevich
Saint-Petersburg State Pediatric Medical University
Russian Federation

Khanevich Mikhail D., Dr. of Sci. (Med.), Professor, Head of the Department of Hospital Surgery

Saint Petersburg

G. M. Manikhas
Pavlov University
Russian Federation

Manikhas Georgy M., Dr. of Sci. (Med.), Professor, Professor of the Department of Oncology of the Faculty of Postgraduate Education

Saint Petersburg

N. Yu. Kokhanenko
Saint-Petersburg State Pediatric Medical University
Russian Federation

Kokhanenko Nikolai Yu., Dr. of Sci. (Med.), Professor, Head of the Department of Faculty Surgery named after Professor A. A. Rusanov

Saint Petersburg