For citations:
Neborak E.V., Lebedeva A.V., Golovnya E.G., Nisichenko D.V., Dzampaev A.Z., Baykova V.N., Aliev M.D. Dynamics of antioxidant defense system indicators in children with osteosarcoma during high-dose chemotherapy with methotrexate. Bone and soft tissue sarcomas, tumors of the skin. 2017;(1):3-11. (In Russ.)