title: Helicobacter pylori among siblings.
authors.forename: S
authors.initials: S
authors.lastname: Koletzko
authors.forename: H
authors.initials: H
authors.lastname: Demmelmair
authors.forename: A
authors.initials: A
authors.lastname: Kindermann
mesh_terms: D000375:Aging / Q000378:metabolism; D001944:Breath Tests; D002648:Child; D002675:Child, Preschool; D016481:Helicobacter Infections / Q000175:diagnosis* / Q000635:transmission; D016480:Helicobacter pylori; D006801:Humans; D007223:Infant; D009679:Nuclear Family; D012680:Sensitivity and Specificity