Inflammatory map of the gastroduodenal mucosa in patients with upper gastrointestinal symptoms. The role of H. pylori infection M.R. Caballero-Plasencia; A.M. Caballero-Mateos; A.M. Caballero-Plasencia;

Association of cagA+ Helicobacter pylori strains with high urease activity and dyspepsia in Mexican adults M.F. Moreno-Ochoa; M.E. Valencia; G.G. Morales-Figueroa; S.Y. Moya-Camarena;

Prevalence of irritable bowel syndrome and other functional gastrointestinal disorders in Uruguay V. Guido; Y. Pontet; V. López; C. Olano;