Update on pediatric oncology.
D000293:Adolescent; D001859:Bone Neoplasms / Q000453:epidemiology; D001932:Brain Neoplasms / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007945:Leukemia, Lymphoid / Q000453:epidemiology; D008223:Lymphoma / Q000453:epidemiology; D009369:Neoplasms / Q000453:epidemiology*; D011379:Prognosis; D012509:Sarcoma / Q000453:epidemiology; D009396:Wilms Tumor / Q000453:epidemiology