whereas 27 % of the cases with duodenal ulcer , 62 % with gastric ulcer , and 90 % and 95 % of the respective cases with early and advanced gastric cancer showed moderate dysplasia , only severe dysplasia in early gastric cancer ( 40 % ) and advanced gastric ( 81 % ) was clearly more frequent in comparison to duodenal ulcer ( 9 % ) and gastric ulcer ( 12 % ) .
C0349530
early gastric cancer
C0038351
gastric