Cancer risk and prevention update.
D000293:Adolescent; D000328:Adult; D002648:Child; D006266:Health Education; D006801:Humans; D015994:Incidence; D008875:Middle Aged; D009369:Neoplasms / Q000209:etiology / Q000401:mortality / Q000517:prevention & control*; D012307:Risk Factors; D014481:United States / Q000453:epidemiology