DNA aneuploidy in colonic biopsies predicts future development of dysplasia in ulcerative colitis. - Rubin,C.E.; Haggitt,R.C.; Burmer,G.C.; Brentnall,T.A.; Stevens,A.C.; Levine,D.S.; Dean,P.J.; Kimmey,M.; Perera,D.R.; Rabinovitch,P.S. (Gastroenterology, 1992)