1. HUS Diagnostic Center, HUSLAB, Clinical Microbiology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
2. Inflammation Center, Department of Infectious Disease, Helsinki University Hospital, Helsinki, Finland
3. Research Unit of Biomedicine, University of Oulu and Department of Internal Medicine, Oulu University Hospital, Oulu, Finland
4. Infection Control Unit, Seinäjoki Central Hospital, Seinäjoki, Finland and National Institute for Health and Welfare, Helsinki, Finland
5. Central Hospital NOVA of Central Finland, Jyväskylä, Finland
6. Department of Infection Control and Infectious Diseases, Kanta-Häme Central Hospital, Hämeenlinna, Finland
7. Infectious Diseases Unit, Pori, Finland
8. Department of Infectious Diseases, Turku University Hospital and University of Turku, Turku, Finland
9. Department of Infectious Diseases, Vaasa Central Hospital, Vaasa, Finland
10. Department of Infectious Diseases, South Karelia Central Hospital, Lappeenranta, Finland
11. Infectious Diseases Unit, Department of Medicine, Kuopio University Hospital, Kuopio, Finland
12. HUS Diagnostic Center, HUSLAB, Clinical Microbiology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland and Department of Bacteriology and Immunology and Translational Immunology Research Program, University of Helsinki, Helsinki, Finland