… development of duodenal ulcer (4, 5). It is not clear whether differences between developed
and developing countries… of duodenal ulcer patients from a developing country reached 13% …

… Thus, a total of 48 patients with duodenal ulcer (26 men and 22 women; mean age, … duodenal
ulcer in 22, an active duodenal ulcer in 22, and imprecise staging of the duodenal ulcer in 4…

… as duodenal ulcer. These problems are considerable in a developed country and much greater
in developing countries. … only to establish whether duodenal ulcer is a common or a rare …

… predisposition, and being resident in a developing country are among known risk factors for
… increased risk for the development of duodenal and gastric ulcers, gastric adenocarcinoma, …

… risk factors on the prevalence of duodenal ulcer disease in Jordan, where … duodenal ulcers
and 161 subjects who were endoscoped for various indications and found to have no ulcers …

… developing countries there are reports of marked regional or ethnic differences in duodenal
ulcer … in the prevalence of duodenal ulcer in developing countries where the overall …

… metaplasia in duodenal ulcer patients in Korea as compared with other countries, but the …
of intestinal metaplasia among duodenal ulcer patients in four different countries using our …

… in developed countries … development of a high proportion of gastric cancers, we suggest
that in areas where there is a high prevalence of H pylori and a high incidence of duodenal ulcer …

… of gastric and duodenal ulcer hemorrhage increased… duodenal ulcers, complication rates
and classifications. We aimed to define changes in the incidence of gastric and duodenal ulcer …

… in some Western countries. We also explain why duodenal ulcer disease appeared to appear
… from developing countries disproved it as in these countries the primary manifestation was …