[Early detection of malignant tumors in children].
D002648:Child; D006689:Hodgkin Disease / Q000175:diagnosis; D006801:Humans; D007938:Leukemia / Q000175:diagnosis; D009369:Neoplasms / Q000175:diagnosis*; D013997:Time Factors; D009396:Wilms Tumor / Q000175:diagnosis
K probleme rannego vyiavleniia zlokachestvennykh opukholeĭ u deteĭ.