D. V. Kholopov
Outpatient Oncological Care Center of the City Polyclinic No. 109
Russian Federation

Dmitry Vyacheslavovich Kholopov

Lit. A, Bld. 2, 8 Oleko Dundicha St., Saint Petersburg 192283

L. V. Lyalina
Institute Pasteur, Federal Service for Supervision of Consumer Rights Protection and Human Well-being; North-Western State Medical University named after I.I. Mechnikov, Ministry of Health of Russia
Russian Federation

14 Mira St., Saint Petersburg 197101; 47 Piskarevsky Prospekt, Saint Petersburg 195067

E. Е. Topuzov
North-Western State Medical University named after I.I. Mechnikov, Ministry of Health of Russia; City clinical Oncological dispensary
Russian Federation

47 Piskarevsky Prospekt, Saint Petersburg 195067; 3/5 2^nd Berezovaya Alley, Saint Petersburg 197022

D. A. Alekseeva
North-Western State Medical University named after I.I. Mechnikov, Ministry of Health of Russia; City clinical Oncological dispensary
Russian Federation

47 Piskarevsky Prospekt, Saint Petersburg 195067; 3/5 2^nd Berezovaya Alley, Saint Petersburg 197022