We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleACP Journal Club. Once-only flexible sigmoidoscopy screening reduced colorectal cancer incidence and mortality.AuthorsKoretz, Ronald LPublicationAnnals of internal medicine, 2010, Vol 153, Issue 8, pJC4ISSN1539-3704Publication typeJournal ArticleDOI10.7326/0003-4819-153-8-201010190-02004