1. Department of Clinical Microbiology, 9301 Rigshospitalet, Juliane Maries Vej 22, DK-2100, Copenhagen Ø, Denmark1
2. Department of Biological Sciences, Florida International University, University Park, Miami, FL 33199, USA4
3. Institute of Microbiology, Technical University of Denmark, DK-2800, Lyngby, Denmark2
4. Hygiene Institute, University of Tübingen,D-72074, Tübingen, Germany3
5. Bartholin Institute, Kommunehospitalet, Copenhagen, Denmark5