1. Centre for Biomedical Microbiology, BioCentrum, Technical University of Denmark, DK-2800 Lyngby, Denmark
2. Department of Clinical Microbiology, Rigshospitalet, DK-2100 Copenhagen Ø, Denmark
3. Department of Microbiology, University of Copenhagen, DK-1307 Copenhagen K, Denmark
4. Carlsberg Research Center, DK-2500 Valby, Denmark
5. Institute of Forensic Medicine, University of Copenhagen, DK-2100 Copenhagen Ø, Denmark