Prevalence of non-organ-specific autoantibodies in patients suffering from duodenal ulcer with and without Helicobacter pylori infection.

Successful closure of a postsurgical benign esophagomediastinal fistula by temporary placement of a polyester, expandable stent: Case report and review.

Efficacy of irbesartan, a receptor selective antagonist of angiotensin II, in reducing portal hypertension.