Objective: Infection with Helicobacter pylori is the strongest known risk factor for adenocarcinomaofthestomach.
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Patients and methods: Between January 1993 and December 2002, 338 consecutive patients underwent surgery for adenocarcinomaofthestomach.
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To examine the association of Helicobacter pylori infection with adenocarcinomaofthestomach in Japanese patients, we studied 29 patients and 58 matched controls.