The esophagus in patients with gastroduodenitis and peptic ulcer disease.
D000208:Acute Disease; D002908:Chronic Disease; D004378:Duodenal Diseases / Q000473:pathology*; D004751:Enteritis / Q000473:pathology; D004947:Esophagus / Q000473:pathology*; D005756:Gastritis / Q000473:pathology*; D006801:Humans; D010437:Peptic Ulcer / Q000473:pathology*