1. European Programme for Public Health Microbiology Training (EUPHEM), European Centre for Disease Prevention and Control, Stockholm, Sweden
2. Expert Microbiology Unit, Department of Health Security, Finnish Institute for Health and Welfare (THL), Helsinki, Finland
3. European Programme for Intervention Epidemiology Training (EPIET), European Centre for Disease Prevention and Control, Stockholm, Sweden
4. Infectious Disease Control and Vaccinations Unit, Department of Health Security, Finnish Institute for Health and Welfare (THL), Helsinki, Finland
5. Department of Hospital Hygiene and Infection Control, Turku University Hospital (TYKS), Turku, Finland
6. Department of Pulmonary Diseases and Clinical Allergology, University of Turku, Turku, Finland
7. Division of Medicine, Department of Pulmonary Diseases, Turku University Hospital (TYKS), Turku Finland
8. Department of Clinical Microbiology, Turku University Hospital (TYKS), Turku, Finland
9. Infection Control Unit, Welfare Division, City of Turku, Finland
10. Finnish Institute of Occupational Health, Helsinki, Finland