E. M. Kuchinskaya
V.A. Almazov National Medical Research Center, Ministry of Health of Russia
Russian Federation

2, Akkuratov St., Saint Petersburg 197341

E. N. Suspitsyn
Saint Petersburg State Pediatric Medical University, Ministry of Health of Russia; N.N. Petrov National Medical Research Center of Oncology, Ministry of Health of Russia
Russian Federation

2, Litovskaya St., Saint Petersburg 194100;

68, Leningradskaya St., Pesochnyi Settlement, Saint Petersburg 197758

M. M. Kostik
V.A. Almazov National Medical Research Center, Ministry of Health of Russia; Saint Petersburg State Pediatric Medical University, Ministry of Health of Russia
Russian Federation

2, Akkuratov St., Saint Petersburg 197341;

2, Litovskaya St., Saint Petersburg 194100