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Introduction: Helicobacter pylori plays the main role in the development of chronic pathology of the gastroduodenal area. Helicobacter pylori infects 25% of the population in developed countries and up to 90% in developing countries. The most virulent are CagA positive (+) strains of Helicobacter pylori, which cause an intense cellular response, i.e. inflammation of the stomach mucous membrane, cell...
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