For citations:
Ushakova T.L., Volkova A.S., Gorbunova T.V., Gorovtsova O.V., Dolgopolov I.S., Mikhailova E.V., Panferova T.R., Glekov I.S., Polyakov V.G. Retinoblastoma with extraocular extension on the optic nerve: the case report. Russian Journal of Pediatric Hematology and Oncology. 2019;6(4):83-92. (In Russ.) https://doi.org/10.21682/2311-1267-2019-6-4-83-92