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[Articles] Efficacy, safety, and immunogenicity of an oral recombinant vaccine in children in China: a randomised, double-blind, placebo-controlled, phase 3 trial

The oral recombinant H pylori vaccine was effective, safe, and immunogenic in H pylori-naive children. This vaccine could substantially reduce the incidence of H pylori infection; however, follow up over a longer period is needed to confirm the protection of the vaccine against H pylori-associated diseases.