Non-Hodgkin's lymphoma in children.
D001402:B-Lymphocytes; D002051:Burkitt Lymphoma / Q000175:diagnosis; D002493:Central Nervous System Diseases / Q000175:diagnosis; D002648:Child; D006801:Humans; D008223:Lymphoma / Q000145:classification / Q000175:diagnosis* / Q000473:pathology / Q000628:therapy; D013601:T-Lymphocytes