title: Helicobacter pylori disease in childhood.
authors.forename: R
authors.initials: R
authors.lastname: Wyllie
mesh_terms: D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D005756:Gastritis / Q000209:etiology / Q000382:microbiology; D016481:Helicobacter Infections / Q000150:complications / Q000453:epidemiology* / Q000276:immunology; D016480:Helicobacter pylori; D006801:Humans; D007074:Immunoglobulin G / Q000276:immunology; D007223:Infant; D008297:Male; D010437:Peptic Ulcer / Q000209:etiology / Q000382:microbiology
chemical_list: D007074:Immunoglobulin G