Colonoscopic surveillance in long-standing total ulcerative colitis—A 15-year follow-up studyRobert Löfberg, Åke Öst, Bernhard Tribukait et al.|Gastroenterology|1990Cited by 197
DNA aneuploidy in ulcerative colitis: Reproducibility, topographic distribution, and relation to dysplasiaRobert Löfberg, Bernhard Tribukait, Åke Öst et al.|Gastroenterology|1992Cited by 117
Sialyl-Tn antigen as a marker of colon cancer risk in ulcerative colitis: Relation to dysplasia and DNA aneuploidyPer Karlén, Steven H. Itzkowitz, E. T. Young et al.|Gastroenterology|1998Cited by 73
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