Cancer in the aged.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D006801:Humans; D007938:Leukemia / Q000188:drug therapy / Q000401:mortality*; D008875:Middle Aged; D009369:Neoplasms / Q000188:drug therapy / Q000401:mortality*; D011379:Prognosis; D014481:United States