title: Summaries for patients. Factors associated with Helicobacter pylori infections in the United States that are resistant to usual antibiotics.
mesh_terms: D000658:Amoxicillin / Q000494:pharmacology; D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D017291:Clarithromycin / Q000494:pharmacology; D024881:Drug Resistance, Bacterial; D005756:Gastritis / Q000188:drug therapy / Q000453:epidemiology / Q000382:microbiology; D016481:Helicobacter Infections / Q000188:drug therapy / Q000453:epidemiology / Q000382:microbiology*; D016480:Helicobacter pylori / Q000187:drug effects*; D006801:Humans; D008795:Metronidazole / Q000494:pharmacology; D010406:Penicillins / Q000494:pharmacology; D011159:Population Surveillance; D015995:Prevalence; D012307:Risk Factors; D013276:Stomach Ulcer / Q000188:drug therapy / Q000453:epidemiology / Q000382:microbiology; D014481:United States
chemical_list: D000900:Anti-Bacterial Agents; D010406:Penicillins; D008795:Metronidazole; D000658:Amoxicillin; D017291:Clarithromycin