title: Re: Effect of age on risk of second primary colorectal cancer.
authors.forename: Fabio
authors.initials: F
authors.lastname: Levi
authors.forename: Lalao
authors.initials: L
authors.lastname: Randimbison
authors.forename: Van-Cong
authors.initials: VC
authors.lastname: Te
authors.forename: Carlo
authors.initials: C
authors.lastname: La Vecchia
mesh_terms: D000328:Adult; D017677:Age Distribution; D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D015179:Colorectal Neoplasms / Q000453:epidemiology*; D006801:Humans; D008875:Middle Aged; D016609:Neoplasms, Second Primary / Q000453:epidemiology*; D012307:Risk Factors; D018426:SEER Program