1. Department of Bacteria, Parasites and Fungi, Statens Serum Institut, Copenhagen, Denmark
2. Research Group for Genomic Epidemiology, National Food Institute, Technical University of Denmark, Kongens Lyngby, Denmark
3. Division for Risk Assessment and Nutrition, National Food Institute, Technical University of Denmark, Kongens Lyngby, Denmark
4. Danish Veterinary and Food Administration, Ringsted, Denmark
5. Epidemiology and Microbial Genomics, Laboratoire National de Santé, Dudelange, Luxembourg
6. Service of Bacterial Diseases, Sciensano, Brussels, Belgium
7. Department of Clinical Microbiology, Herlev and Gentofte Hospital, Herlev, Denmark