1. Research Group for Genomic Epidemiology, National Food Institute, Technical University of Denmark, Kgs. Lyngby, Denmark
2. Center for Biological Sequence Analysis, Department of System Biology, Technical University of Denmark, Kgs. Lyngby, Denmark
3. Institut Pasteur, Unité des Bactéries Pathogènes Entériques, Centre National de Référence des Salmonella, Paris, France
4. Technical University of Denmark, National Food Institute, Søborg, Denmark
5. Comparative Genomics Group, Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, USA
6. Nuffield Department of Medicine, University of Oxford, John Radcliffe Hospital, Oxford, United Kingdom
7. Wellcome Trust Centre for Human Genetics, University of Oxford, Oxford, United Kingdom