1. Department of Internal Medicine, Infectious Disease Unit, Tampere University Hospital, Tampere, Finland;
2. Department of Health Security, National Institute for Health and Welfare, Helsinki, Finland;
3. Department of Clinical Microbiology, Fimlab Laboratories, Tampere, Finland;
4. Department of Infectious Diseases, National Institute for Health and Welfare, Helsinki, Finland;
5. Department of Medical Microbiology and Immunology, University of Turku, Turku, Finland;
6. Faculty of Medicine and Life Sciences, University of Tampere, Tampere, Finland