V. G. Potapenko
City Clinical Hospital No. 31
Russian Federation

Prospekt Dinamo, Saint Petersburg 197110

V. V. Baykov
Raisa Gorbacheva Memorial Research Institute for Pediatric Oncology, Hematology and Transplantation, I.P. Pavlov First Saint Petersburg State Medical University, Ministry of Health of Russia
Russian Federation

12 Rentgena St., Saint Petersburg 197022

А. Yu. Markova
City Hospital of the closed territorial unit Znamensk
Russian Federation

1 Bolnichnaya St., Kapustin Yar 416510

N. B. Mikhailova
Raisa Gorbacheva Memorial Research Institute for Pediatric Oncology, Hematology and Transplantation, I.P. Pavlov First Saint Petersburg State Medical University, Ministry of Health of Russia
Russian Federation

12 Rentgena St., Saint Petersburg 197022

A. S. Ter‑Grigoryan
Hematological Center named after professor R.O. Yeolyan, Ministry of Health of the Republic of Armenia
Armenia

7 Grachya Nersisyana St., Yerevan 0014

Yu. А. Krivolapov
I.I. Mechnikov North-Western State Medical University, Ministry of Health of Russia
Russian Federation

41 Kirochnaya St., Saint Petersburg 191015