1. Medical and Molecular Microbiology, Faculty of Science and Medicine, University of Fribourg, Chemin du Musée 18, 1700 Fribourg, Switzerland
2. Swiss National Reference Center for Emerging Antibiotic Resistance (NARA), University of Fribourg, 1700 Fribourg, Switzerland
3. Institute for Microbiology, Lausanne University Hospital and University of Lausanne, 1015 Lausanne, Switzerland