Superiority of triple therapy over monotherapy with ranitidine in the treatment of duodenal ulcer : Proceedings of the workshop Helicobacter pylori and the new concepts in gastro-duodenal diseases. Prague, Charles University, 30.-31.10. 1992. Poster.

• P. Y. Grigoriev
• E. P. Iakovenko
• A. V. Iakovenko
• R. E. Mlakov