title: The authors reply.
authors.affiliation: D, Department of Pediatrics and Adolescent Medicine, Medical University of Graz, Graz, Austria.
authors.forename: V
authors.initials: V
authors.lastname: Strenger
authors.forename: B
authors.initials: B
authors.lastname: Urlesberger
mesh_terms: D002353:Carrier State / Q000382:microbiology*; D004755:Enterobacteriaceae / Q000378:metabolism*; D004756:Enterobacteriaceae Infections / Q000635:transmission*; D005243:Feces / Q000382:microbiology*; D005260:Female; D006801:Humans; D008297:Male; D001618:beta-Lactamases / Q000096:biosynthesis*
chemical_list: D001618:beta-Lactamases