For citations:
Boychenko E.G., Belogurova M.B., Semenova E.V., Sokolova N.E., Kuleva S.A., Dinikina Yu.V., Pshenichnaya K.I., Andreeva T.A., Nikitin D.O., Zubarovskaya L.S., Afanasyev B.V. The Children’s Hematology Service of St. Petersburg is 50 years old: Stages a long way. Russian Journal of Pediatric Hematology and Oncology. 2018;5(2):72-78. (In Russ.) https://doi.org/10.17650/2311-1267-2018-5-2-72-78