To examine the association between Helicobacter pylori infection and non-ulcer dyspepsia, and to assess the effect of eradicating H pylori on dyspeptic symptoms in patients with non-ulcer dyspepsia.
Institute for Clinical Evaluative Sciences, Department of Family and Community Medicine, University of Toronto, Toronto, Ontario, Canada M4N 3M5. liisa.jaakkimainen@ices.on.ca