5-aminosalicylic acid inhibits colitis-associated colorectal dysplasias in the mouse model of azoxymethane/dextran sulfate sodium-induced colitis - Clapper, M L; Gary, M A; Coudry, R A; Litwin, S; Chang, W CL; Devarajan, K; Lubet, R A; Cooper, H S (Inflamm Bowel Dis, 2008)