Stop a killer with early detection.
D000368:Aged; D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000517:prevention & control; D006801:Humans; D008403:Mass Screening / Q000379:methods; D009780:Occult Blood; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000517:prevention & control; D012306:Risk