Epidemiologic characteristics of childhood cancer.
D000293:Adolescent; D000367:Age Factors; D001932:Brain Neoplasms / Q000453:epidemiology / Q000401:mortality; D002140:California; D002648:Child; D002675:Child, Preschool; D006689:Hodgkin Disease / Q000453:epidemiology / Q000401:mortality; D006801:Humans; D007223:Infant; D007938:Leukemia / Q000453:epidemiology* / Q000209:etiology / Q000401:mortality