High dose duplex group:NA

Observational study on the effect of the treatment of eradication of helicobacter pylori infection with voronoxan combined with high-dose amoxicillin and bismuth quadruple on intestinal flora

An observational study on the efficacy comparison between the dual regimen of voronoxan combined with high-dose amoxicillin and the quadruple regimen of bismuth in eradicating Helicobacter pylori infection