Childhood tumours.
D000293:Adolescent; D000367:Age Factors; D001859:Bone Neoplasms / Q000453:epidemiology; D002051:Burkitt Lymphoma / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D005260:Female; D006689:Hodgkin Disease / Q000453:epidemiology; D006801:Humans; D007938:Leukemia / Q000453:epidemiology; D008113:Liver Neoplasms / Q000453:epidemiology; D008223:Lymphoma / Q000453:epidemiology; D008297:Male; D009303:Nasopharyngeal Neoplasms / Q000453:epidemiology; D009369:Neoplasms / Q000453:epidemiology*; D009372:Neoplasms, Connective Tissue / Q000453:epidemiology; D009380:Neoplasms, Nerve Tissue / Q000453:epidemiology; D010051:Ovarian Neoplasms / Q000453:epidemiology; D012208:Rhabdomyosarcoma / Q000453:epidemiology; D012514:Sarcoma, Kaposi / Q000453:epidemiology; D012878:Skin Neoplasms / Q000453:epidemiology; D013724:Teratoma / Q000453:epidemiology; D013736:Testicular Neoplasms / Q000453:epidemiology; D014454:Uganda; D009396:Wilms Tumor / Q000453:epidemiology