1. Department of Infectious Diseases, Örebro University Hospital, Örebro, Sweden
2. Department of Clinical Microbiology and Immunology, Örebro University Hospital, Örebro, Sweden
3. Department of Clinical Medicine, Örebro University, Örebro, Sweden
4. Department of Clinical Microbiology, Umeå University Hospital, Umeå, Sweden
5. Clinical Research Centre, Örebro University Hospital, Örebro, Sweden