1. Department of Virology; Norwegian Institute of Public Health; Domain for Environmental Health and Infectious Disease Control; Oslo Norway
2. European Programme for Public Health Microbiology Training (EUPHEM); European Centre for Disease Prevention and Control (ECDC); Stockholm Sweden
3. Department of Natural Sciences; University of Agder; Kristiansand Norway
4. Department of Clinical Microbiology, Virology; Umeå University; Umeå Sweden
5. Department of Clinical Microbiology; Infectious Diseases; Umeå University; Umeå Sweden
6. Division of Infectious Disease Control; Department of Virology; Norwegian Institute of Public Health; Oslo Norway