RHEUMATIC «MASKS» OF ONCOLOGICAL DISEASES IN CHILDREN ArticleValieva Saniya Irikovna, Kurbanova Seda K., Kondratchiк K.L., Kumirova E.V., Kantemirova Marina Grigorievna, Novikova Yu Yu, Rossinsky D.A., Kurguzova A.I., Khasanova K.A., Ovsyannikov D.Yu, Sorokina E.A.Pediatriya - Zhurnal im G.N. Speranskogo. Том 104. 2025. С. 35-43