For citations:
Proleskovskaya I.V., Konoplya N.E., Bydanov O.I. Treatment of relapse/progression of the disease in patients with neuroblastoma in the Republic of Belarus over a 20-year period: a cohort study. Russian Journal of Pediatric Hematology and Oncology. 2019;6(4):40-47. (In Russ.) https://doi.org/10.21682/2311-1267-2019-6-4-40-47