Helicobacter pylori in non ulcer dyspepsia : Proceedings of the workshop Helicobacter pylori and the new concepts in gastro-duodenal diseases. Prague, Charles University, 30.-31.10. 1992.
Helicobacter pylori in non ulcer dyspepsia : Proceedings of the workshop Helicobacter pylori and the new concepts in gastro-duodenal diseases. Prague, Charles University, 30.-31.10. 1992.