1. Department of Clinical Microbiology, Slagelse Hospital, Ingemannsvej 46, 4200 Slagelse, Denmark
2. Department of Science and Environment, Roskilde University, Universitetsvej 1, 4000 Roskilde, Denmark
3. Center for Biological Sequence Analysis, Department of Systems Biology, Technical University of Denmark, Kemitorvet, Building 208, 2800 Kgs Lyngby, Denmark
4. Department of Clinical Medicine, University of Copenhagen, Blegdamsvej 3B, 2200 Copenhagen N, Denmark
5. Department of Clinical Microbiology, Odense University Hospital, J. B. Winsløws Vej 21, 2, 5000 Odense C, Denmark
6. Department of Clinical Microbiology, Rigshospitalet, University Hospital of Copenhagen, Blegdamsvej 9, 2100 Copenhagen Ø, Denmark
7. Department of Clinical Microbiology, Vejle Hospital, Kabbeltoft 25, 7100 Vejle, Denmark
8. National Food Institute, Technical University of Denmark, Søltofts plads, Building 221, 2800 Kgs Lyngby, Denmark