A Prospective Study of Aspirin Use and the Risk for Colorectal Adenoma.
Chan, Andrew T. MD; Giovannucci, Edward L. MD, ScD; Schernhammer, Eva S. MD, DrPH; Colditz, Graham A. MD, DrPH; Hunter, David J. MD, ScD; Willett, Walter C. MD, DrPH; Fuchs, Charles S. MD, MPH
Annals of Internal Medicine.
140(3):157-166, February 3, 2004.
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