Risk and screening for colorectal cancer.
D000367:Age Factors; D002272:Carcinoembryonic Antigen / Q000032:analysis; D003110:Colonic Neoplasms / Q000453:epidemiology* / Q000209:etiology / Q000235:genetics; D006801:Humans; D007410:Intestinal Diseases / Q000150:complications; D008403:Mass Screening; D009780:Occult Blood; D012004:Rectal Neoplasms / Q000453:epidemiology* / Q000209:etiology / Q000235:genetics; D012306:Risk; D012812:Sigmoidoscopy; D014481:United States
D002272:Carcinoembryonic Antigen