1. Emerging Antibiotic Resistance, Medical and Molecular Microbiology, Department of Medicine, University of Fribourg, Fribourg, Switzerland
2. Swiss National Reference Center for Emerging Antibiotic Resistance, Fribourg, Switzerland
3. INSERM European Unit (LEA), (IAME, Paris) University of Fribourg, Fribourg, Switzerland
4. Institute for Microbiology, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland
5. Service of Hospital Preventive Medicine, Lausanne University Hospital and University Hospital, Lausanne, Switzerland