No abstract available
MeSH terms
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Amoxicillin / therapeutic use
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Child
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Child, Preschool
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Clarithromycin / therapeutic use
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Drug Resistance, Microbial*
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Drug Therapy, Combination
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Female
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Gastritis / microbiology
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Helicobacter Infections / drug therapy*
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Helicobacter Infections / epidemiology
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Helicobacter pylori / drug effects*
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Helicobacter pylori / genetics
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Humans
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Levofloxacin / therapeutic use
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Male
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Metronidazole / therapeutic use
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Peptic Ulcer / drug therapy*
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Peptic Ulcer / microbiology
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Tetracycline / therapeutic use
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Vietnam / epidemiology
Substances
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Metronidazole
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Levofloxacin
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Amoxicillin
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Tetracycline
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Clarithromycin