title: Early diagnosis of colorectal cancer: a review.
mesh_terms: D000236:Adenoma / Q000175:diagnosis / Q000453:epidemiology; D000368:Aged; D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000453:epidemiology; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D008403:Mass Screening; D008875:Middle Aged; D009780:Occult Blood; D010349:Patient Compliance; D011379:Prognosis; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000453:epidemiology; D013997:Time Factors; D006113:United Kingdom