helicobacter pylori and gastric carcinoma. serum antibody prevalence in populations with contrasting cancer risks.this investigation examined the correlation between helicobacter pylori (hp) infection, as reflected in immunoglobulin g serum antibodies, and the risk of gastric cancer. serum samples were obtained from populations with contrasting gastric cancer risks. the highest prevalence of hp infection, 93%, was observed in the adult population at highest gastric cancer risk, the residents of pasto, colombia. in the lower risk colombian city of cali, a 63% overall prevalence rate was found. both children ...19902249197
impact of helicobacter pylori infection on growth of children: a prospective cohort study.the aim of this study was to prospectively follow a cohort of children without helicobacter pylori infection and to compare growth velocity in the children who become infected during follow-up with that of children who remained infection-free.200314581807
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