title: Letter to the editor.
authors.forename: William
authors.initials: W
authors.lastname: Hamilton
mesh_terms: D000328:Adult; D017677:Age Distribution; D017668:Age of Onset; D015179:Colorectal Neoplasms / Q000175:diagnosis* / Q000453:epidemiology* / Q000628:therapy; D016001:Confidence Intervals; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D018570:Risk Assessment; D006113:United Kingdom / Q000453:epidemiology