Epidemiology of leukemia.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D002869:Chromosome Aberrations / Q000150:complications; D025063:Chromosome Disorders; D004260:DNA Repair; D006801:Humans; D007223:Infant; D007938:Leukemia / Q000139:chemically induced / Q000453:epidemiology* / Q000209:etiology / Q000401:mortality; D015470:Leukemia, Myeloid, Acute / Q000235:genetics; D007953:Leukemia, Radiation-Induced / Q000453:epidemiology