Allaa Qadir M. Bayrakdar, Chateen I. Ali Pambuk, Fatma Mustafa Mohammed
Background: "peptic ulcer" (PU) is commonly used to refer to stomach ulcerations, duodenum, or both; but peptic ulcers can develop in any portion of the gastrointestinal tract that is exposed to acid and pepsin in sufficient concentration and duration ,Helicobacter pylori is recognized as the most common cause of chronic gastritis, and also an important pathogenic factor in peptic ulcer disease
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