| the prevalence of helicobacter pylori infection in patients with gastrointestinal symptoms in chon buri, thailand. | the prevalence of helicobacter pylori infection varies between different geographic locations. the objectives of this study were to determine the prevalence of h. pylori infection in patients with gastrointestinal (gi) symptoms and to describe the association of h. pylori infection with demographic data, clinical diagnosis, and previous histories of patients. the study was carried out at the gastroenterology unit of queen sawang wattana memorial hospital, chon buri, thailand. the diagnosis of h. ... | 2005 | 15916039 |