Cigarette smoking and colorectal cancer: long-term, subsite-specific risks in a cohort study of postmenopausal women.


BACKGROUND & AIMS Cigarette smoking is a putative risk factor for colorectal cancer (CRC). However, long-term CRC risk estimates among female smokers remain limited and inconsistent. The goal of this prospective study was to assess cigarette smoking and CRC risk, overall and by anatomic subsite, among postmenopausal women. METHODS Data were drawn from a… (More)


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