Affiliation: | INSERM 0215;and Laboratory of Clinical and Experimental Pathology, Faculty of Medicine and Pasteur Hospital, University of Nice, Nice, France;;Institute of Medical Microbiology and Hygiene, National Reference Centre for Helicobacter pylori;, University Hospital Freiburg, Freiburg, Germany;Institute of Microbiology and Hygiene, Humboldt University, Charité, Berlin, Germany |